5. Production Theory

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  • Опубліковано 25 лис 2024

КОМЕНТАРІ • 162

  • @tarafahey6217
    @tarafahey6217 4 роки тому +249

    04:38 Variable & Fixed Inputs
    05:37 Long Run vs Short Run
    08:09 Short Run
    09:35 - - > Marginal Product Utility
    12:16 Long Run
    13:31 - - > Isoquants
    16:16 - - > Leontieff Graph
    17:44 - - > Marginal Rate of Technical Substitution
    24:40 Returns to scale
    29:03 - - > Examples
    31:45 Productivity
    30:30 - - > Total Factor Productivity
    43:58 Three Questions:
    44:03 - - > IT Revolution & (lack of) Productivity Gains
    45:09 - - > More Work or More Leisure?
    46:21 - - > Top 1% vs Bottom 99% - Who gains?

  • @alibabausman9743
    @alibabausman9743 2 роки тому +19

    I have never understand this course before until now. This lectures from MIT are of great help to us studying economics. We are not in the class but we do understand the lectures as equal as the class. Professor Gruber is a genius. I am an M.sc Student from Nigerian Defense Academy (NDA), Kaduna, Nigeria.
    Am looking forward to seeing you, Prof.

  • @andile5945
    @andile5945 3 роки тому +37

    Instructors with an empirical background have a wonderful way of distilling a subject. This is awesome stuff. Forever grateful for the introductory content.

  • @anmolagrawal386
    @anmolagrawal386 11 місяців тому +3

    00:00 Introduction to producer theory and maximizing profits through minimizing costs.
    06:21 Short run production function: labor is variable, capital is fixed.
    11:35 Understanding diminishing marginal product of labor and long run production
    17:13 Understanding the Marginal Rate of Technical Substitution
    22:51 Returns to scale in production
    27:50 Returns to scale must decrease eventually
    32:23 Productivity and innovation drive economic growth
    37:30 Productivity innovation is key to determining a country's standard of living.
    42:41 Productivity growth has slowed down since 1973, raising questions about its measurement, utilization, and distribution.
    47:07 Productivity gains have only benefited the top 20% of income distribution.

  • @lucianomoraes4194
    @lucianomoraes4194 10 місяців тому +2

    Thank MIT for providing this kind of lecture and free-for-all community. This is a real democratization for everyone.

  • @lesliethompson1076
    @lesliethompson1076 3 роки тому +11

    Production Theory test for my Public Policy Grad Micro class on Monday. THANK YOU MIT for your help!!!!!!!!! Been using your lectures all semester to supplement my learning.

  • @DenBorchev
    @DenBorchev Рік тому +3

    On 44:15 "We don't really know [why productivity growth slowed past 2005]":
    - By December 2005, Facebook had 6 million users.
    - Twitter created in early 2006
    - UA-cam founded in February 2005
    Th internet has not been the same ever since.

  • @londonlife4369
    @londonlife4369 Рік тому +2

    thank you for allowing all to watch these lectures which are really really helpful and the lecturers are also very good even after paying thousands of pounds to university I have not learnt about these

  • @akolonomics
    @akolonomics 3 роки тому +46

    Thank you so much professor. I have clearly understood the topic of production theory.
    Hope to pass my MA exam with flying colours at the University of Nairobi, Kenya.

    • @someonethirsty1957
      @someonethirsty1957 11 місяців тому +2

      Did you pass with flying colors?

    • @akolonomics
      @akolonomics 11 місяців тому +7

      @@someonethirsty1957
      Thank you so much for your follow-up question 🙏. I passed with flying colours and graduated yesterday, December 15, 2023, with Master of Economics at the University of Nairobi.
      Thank you so much once again 💓.

    • @someonethirsty1957
      @someonethirsty1957 11 місяців тому +3

      @@akolonomics
      You must be very proud. This new accomplishment sounds like the next big step for you!

  • @arinzechukwubuike
    @arinzechukwubuike 4 роки тому +58

    This course in now getting interesting. I must complete it.

    • @vaibhavkeshari9620
      @vaibhavkeshari9620 3 роки тому +5

      It was interesting since day 1. Clearly you weren't paying attention.

    • @joaogoncalves8858
      @joaogoncalves8858 2 роки тому +2

      @@vaibhavkeshari9620 Seems like you were the one not paying attention. You must have missed out on the concept of ordinal utility.

  • @nox5282
    @nox5282 2 роки тому +2

    I propose a thesis that return of scale can be strictly increasing in areas of production that does not produce a physical product but a service that is not limited to physical resources or even manual labour.

  • @arjunmahajan4049
    @arjunmahajan4049 Рік тому +1

    Goal of producer to maximise profit , make production effectiently as possible Profit = Revenue-Cost

  • @oladeleluqmon4653
    @oladeleluqmon4653 2 роки тому +4

    These lectures are priceless. God bless MIT.

  • @sleepycritical6950
    @sleepycritical6950 3 роки тому +14

    Did he just say "how much shit we have" at around the 40 min mark? Gotta be the coolest Prof I've ever seen.

  • @Khanzadi-nd5wv
    @Khanzadi-nd5wv Рік тому +2

    I am from Pakistan
    And your teaching ability is just marvelous 👌🏼🤗...Thanks for being helping me to understand microeconomics 🙌🏼

  • @joshuaaruokhai5401
    @joshuaaruokhai5401 Рік тому +2

    i love Prof. Gruber's teachings, so concise and informative

  • @hanyeoreum
    @hanyeoreum 4 роки тому +21

    R.I.P for the chalks from his classes...8:19

  • @eduardoabreu1626
    @eduardoabreu1626 3 роки тому +11

    Super helpful and complete class. Grateful for the content. Keep improving!

  • @ryanhachey9525
    @ryanhachey9525 4 роки тому +225

    “Let’s think of two perfectly substitutable inputs. A Harvard graduate and a beanie baby.”

    • @riaa12
      @riaa12 Рік тому

      the class audio was muted @chaitanyasharma3921

    • @redrubydasleeze17
      @redrubydasleeze17 10 місяців тому +6

      What does beanie baby mean I didn't get the joke can anyone explain 😭

    • @azarakhshsawmen127
      @azarakhshsawmen127 5 місяців тому +5

      @@redrubydasleeze17
      Google was invented in 1998
      People in 1997:

    • @projectnasty
      @projectnasty 3 місяці тому

      @chaitanyasharma3921 if i went to MIT I would not ever even think about joking or losing my focus laughing at jokes either.

  • @richdevil5816
    @richdevil5816 4 місяці тому

    This Professor is incredible!!Loving getting taught by him!!

  • @joshvinet9250
    @joshvinet9250 4 роки тому +10

    The hero I needed, Godspeed sir.

  • @raghunathnandi8203
    @raghunathnandi8203 2 роки тому +4

    I love you sir u are a perfect professor , i even not a student of economics understand clearly

  • @auliandabahri2094
    @auliandabahri2094 4 роки тому +8

    I was studying economy but here in English version..nice post..

  • @righteousness8606
    @righteousness8606 3 роки тому +3

    46:00 we can also say that we spend alot of our productivity on wars...which is why our infrastructure is degrading.

  • @muhammadsiddiqui2244
    @muhammadsiddiqui2244 4 роки тому +7

    8:19 I have indestructible chalks but they also don't write.

  • @SharonGora-w5q
    @SharonGora-w5q 11 місяців тому

    Very precise and informative thanks sir BTW watching this from Zimbabwe

  • @uditabhattacharya2824
    @uditabhattacharya2824 11 місяців тому

    long run production and returns to scale, see the bookmarks very very important

  • @DataSet
    @DataSet 2 роки тому +1

    32:50 Land can be variable actually. Artificial Islands have already been created for many years. China for instance, has developed over 3200 acres of artificial land.

    • @aarondesilva9578
      @aarondesilva9578 2 роки тому +1

      Land would be more of a long run variable than short run

    • @gtawalkthrough336
      @gtawalkthrough336 2 роки тому

      Isn't that land defined as 'natural resources' used in production? From this logic, artificial island which is man-made is not land.

  • @thomasjunior7589
    @thomasjunior7589 Рік тому

    This recording really helpful...watching from Solomon Islands in the Pacific

  • @Tibs14
    @Tibs14 10 місяців тому

    Bro is saving my semester let him cook 🙏🙏♨️♨️♨️♨️ give this man a raise

  • @datarecords6248
    @datarecords6248 5 місяців тому

    44:18 ai is taking over now... crazy how far things changed since 2018

  • @kych2008
    @kych2008 3 роки тому +1

    The force is with you .

  • @davisoaresalves5179
    @davisoaresalves5179 Рік тому

    Krugman said: productivity isn't not everything, but in the long run it is.

  • @ashokekumarsen7919
    @ashokekumarsen7919 2 роки тому

    Locus of all combinations of L n K which give you the same level of output is an isoquant!

  • @md.kamalhossain4850
    @md.kamalhossain4850 2 роки тому +2

    Would you prescribe a Microeconomics book which will be relevant with this excellent lecture?

  • @an-sofiedebruycker8300
    @an-sofiedebruycker8300 2 роки тому +2

    You just know he makes that harvard joke every year

  • @kirangwagodfrey3834
    @kirangwagodfrey3834 3 роки тому

    Production principles are ever in close cooperation with demand principles. The producer to produce have to follow carefully market demand.

  • @adityagupta1583
    @adityagupta1583 3 роки тому +4

    everytime he says OK..... have a deep breath

  • @korkink
    @korkink 16 днів тому

    If the chalks were indestructible, will they be able to write?

  • @hongyo122
    @hongyo122 2 роки тому +3

    수요는 넘 어려웠는데 그걸 하고나니 공급은 좀 더 수월하니 재밌다.. 아직까지는 ...

  • @Genzi_2
    @Genzi_2 14 днів тому

    Let's assume a hypothetical condition where we can change capital, but we cannot change labor, so capital is variable and labor is fixed ?

  • @compassft
    @compassft 2 роки тому +3

    When speaking about the second extreme case, i.e. non substitutable inputs, prof. Gruber states real examples are those where you need both products of a pair, such as, he says is the typical example, shoes...but to me those look like more as outputs, not inputs, i.e shoes are products...instead I found more convincing the example by the girl who says computer and programmer...has anyone an idea on that?

    • @ishika775
      @ishika775 11 місяців тому

      Yea . You are right . The example of right shoe and left shoe is generally taken in case of non substitutable indifference curves and not in case of isoquants. The example given by the girl is apt

  • @shashwatkunder1658
    @shashwatkunder1658 4 роки тому +20

    He won't be able to write if he used indestructible chalks

    • @sleepycritical6950
      @sleepycritical6950 3 роки тому +1

      Probably a marker and whiteboard would be a good substitute

  • @aleksandrajadczyk9981
    @aleksandrajadczyk9981 Місяць тому

    So the professor said that the people are not getting richer, only the top 1%. So the productivity in the US doesn't match the earnings of the 'normal' guys. This is sad to hear...I would like to learn more about that, actually.

  • @nomad8473
    @nomad8473 2 роки тому

    Additional production is only none returm with wage capital, not salary capital.

  • @ZacchaeusPaul
    @ZacchaeusPaul Рік тому

    That's nice presentation however I need the presentation on long run and short run production ie economies of scale,deeconomies of scale

  • @aaaazero
    @aaaazero Рік тому

    Not every one fully utilize features built in windows. It led to productivity remained. Cause behavior and skill not changed much

  • @happymeal828
    @happymeal828 Рік тому

    such a good explanation, thank you so much. this is very helpful

  • @adahsamuel356
    @adahsamuel356 5 місяців тому

    A great lecture delivered, thanks sir.

  • @mathiashelseth8488
    @mathiashelseth8488 3 роки тому +4

    This is amazing holy crap

  • @androidperez3746
    @androidperez3746 3 роки тому +1

    Thank you for uploading this for free.

  • @johnfoo8400
    @johnfoo8400 3 роки тому +3

    Am I the only one who found out he said internet only helped us improve productivity at 44:28?

  • @qasemtv1737
    @qasemtv1737 Рік тому +1

    I can't believe I'm attending an MIT Economics class from Africa😅😅!!

  • @rainfordkingsley187
    @rainfordkingsley187 7 місяців тому

    Thankyou prof,it was very helpful clear and understandable

  • @nox5282
    @nox5282 2 роки тому

    Food consumption has risen sure, but I’m willing to bet the nutritional consumption is way down. Cost of food, mineral drainage from soil and increase demand for fast and empty calories.

  • @yihuniemulaw4125
    @yihuniemulaw4125 2 роки тому +2

    thank you instructor!

    • @aaaazero
      @aaaazero Рік тому

      Thanks instructor and MIT

  • @mcdev6868
    @mcdev6868 Рік тому

    I love these courses I learn so much! Even more fascinating is the fact that he did not yet seem to be canceled by being fat phobic lol.

  • @Jamesbond-d007
    @Jamesbond-d007 7 місяців тому +1

    Paid money to local university and here we take lectures to understand economy 😂😂

  • @defyingfinance9882
    @defyingfinance9882 Рік тому

    at 47:00 thats easy. Inflation destroyed the wealth.

  • @defyingfinance9882
    @defyingfinance9882 Рік тому

    at 44:00 we know why. Regulation.

  • @frenchpapi
    @frenchpapi 3 роки тому +2

    Thanks for the lecture it has been so Good...

  • @gatlatwal8499
    @gatlatwal8499 Рік тому

    Please help me calculate this problem
    Suppose the production is given as
    Q= F(56L^1/2 -12L+K^2+400)where the value of K=5unit then calculate elasticity of input at total output maximizing level of input

  • @zeweichu550
    @zeweichu550 Рік тому

    Love this professor, super energetic : )

  • @MidnightBabySlick
    @MidnightBabySlick 3 роки тому +2

    That was excellent thank you so much

  • @marcusatiliusregulus
    @marcusatiliusregulus 2 роки тому

    Europe... is not more rundown then america?? Also many precursors to the assembly line dating back to the venetian armory (galileo worked there for a short period!) but these are tangential nitpicks. The lectures are amazing.

  • @mdrabbani1167
    @mdrabbani1167 2 роки тому

    Watching from Bangladesh.

  • @hzngura5607
    @hzngura5607 2 роки тому

    Very impressed your lecture sir...

  • @rashidahjalaludin9909
    @rashidahjalaludin9909 3 роки тому +1

    interesting; related to reality (not just theory)

  • @saptarshi_g
    @saptarshi_g 2 місяці тому

    Why is f(2L, 2K) = 2f(l, K) and not 4f(l, K)?

    • @R4c3r01
      @R4c3r01 2 місяці тому

      I'm guessing due to the distributive property of mathematics! My question was: Is AI kapital or labor?

  • @OG-NASA
    @OG-NASA 3 роки тому +1

    Amazing lecture bro

  • @nomad8473
    @nomad8473 2 роки тому

    This guy sounds like a.communist.describing capital.theory. and i love it

  • @Himanshu12468
    @Himanshu12468 2 роки тому

    Could someone please dwell more into “firm and market concept” in reference to this lecture

  • @rohinishrampersad676
    @rohinishrampersad676 Місяць тому

    Guys which book are they using please ?????

    • @mitocw
      @mitocw  Місяць тому

      From the syllabus, "There is no formal textbook for the course. If students are interested in further reading, they can look at the following book:
      Perloff, Jeffrey M. Microeconomics, 7th Edition. Addison-Wesley, 2012. ISBN: 9780133456912."
      For more info and materials visit MIT OpenCourseWare at: ocw.mit.edu/14-01F18
      Best wishes on your studies!

  • @AigerimSultanova-q3m
    @AigerimSultanova-q3m Рік тому

    thank you so much!!!!

  • @shizukakudo-nj1re
    @shizukakudo-nj1re 7 місяців тому

    Is this that Japanese chalk ?

  • @stormrider1375
    @stormrider1375 Рік тому

    "The moment that [National Socialist] Germany revolted against the conception that production should be restricted in the interests of a few High Financiers, she created in the minds of all well-informed democrats the fear that Central Europe would break away together from the system of international finance." - William Joyce, "Twilight Over England", 1940

  • @kingrobert7246
    @kingrobert7246 2 роки тому

    Does anyone know where the square root is derived from in all the production functions e.g. why is is sqrt of p x s not just p x s?

    • @chappie3642
      @chappie3642 2 роки тому

      It's probably to adhere to the law of diminishing marginal product of labor, If It were labor*Capital then the derivative of the quantity produced with respect to the labor would Just be the Capital, meaning that a given an increase of 1 in the labor provided the quantity of things produced increases by k regardless of how much labor Is already put in.
      On the other hand you can check for yourself that if the function Is F(L,K) = √(L*K) then the marginal product of labor Is √K/(2*√L) so as the labor increases so does the change in quantity produced when L increases (because of the √L in the denominator)

  • @kiharawatiri3849
    @kiharawatiri3849 3 роки тому +2

    what is the secret behind understanding and passing microeconomics ?

    • @sleepycritical6950
      @sleepycritical6950 3 роки тому

      Studying. I'm in the same boat man, really studying by immersing myself in econs.

    • @alex-pu6uq
      @alex-pu6uq 3 роки тому

      this and khan academy

  • @peterg617
    @peterg617 4 роки тому +3

    Someone needs to invent me some more indestructible chalk 8:18

  • @michaelcollins1717
    @michaelcollins1717 2 роки тому

    39:50 you're welcome

  • @marcwhite6267
    @marcwhite6267 Рік тому

    "There's never been a famine in a democracy."

  • @ivanferraz8914
    @ivanferraz8914 Рік тому

    He knows how to teach :)

  • @Paulgizmo
    @Paulgizmo 2 роки тому

    Super great video

  • @user-wc7em8kf9d
    @user-wc7em8kf9d 3 роки тому +7

    I guess that economics should be among the easiest courses at MIT...

    • @HarukiYamamoto
      @HarukiYamamoto 3 роки тому +5

      Anything is easy if you have a background in engineering.

    • @raniahassan353
      @raniahassan353 3 роки тому

      @@HarukiYamamoto why

  • @aliyahhh2300
    @aliyahhh2300 2 роки тому

    thank you very muchhh huhuhu

  • @nomad8473
    @nomad8473 2 роки тому

    Cant believe a pro cant tell big Q from little q

  • @muhammadsiddiqui2244
    @muhammadsiddiqui2244 4 роки тому +12

    2:50
    Prof: We will try to keep it straight.
    LGBTQ+ Community: Let's protest.......

  • @gabbyaordkian1924
    @gabbyaordkian1924 2 роки тому

    Very thorough prof

  • @subhuman3408
    @subhuman3408 7 місяців тому +1

    39:00

  • @hinoiri5886
    @hinoiri5886 Рік тому

    my teacher could never

  • @zamuelito8266
    @zamuelito8266 2 роки тому +2

    39:51 how much….SHIT???? What the…..?!

  • @alimorevale7351
    @alimorevale7351 Рік тому

    Philippines here 😅

  • @misteredventure
    @misteredventure Рік тому

    I'm confused though. Why is this guy still using chalk and a chalkboard? This is MIT, right?

  • @mintusaren895
    @mintusaren895 3 роки тому

    So biggest so smaller.
    Science vs philosophy.

  • @hkl103
    @hkl103 Місяць тому

    Europe is more run down?? 😂

  • @SphereofTime
    @SphereofTime Рік тому

    15:35

  • @Faisal_Fahad
    @Faisal_Fahad 4 роки тому +4

    15:12
    ,
    :)

  • @MajinXarris
    @MajinXarris 2 роки тому +4

    3:57 " Labour is pretty easy "Typical capitalist mentality shining in a high level institution.
    4:09 "Capital is harder"
    Sure it is harder but guess what, machines are also built by "workers", buildings are also built by "workers" land is also secured by "workers", therefore this contradicts his statement that capital is difficult. I can't believe people aren't commenting on that.

    • @ArunKumar-yb2jn
      @ArunKumar-yb2jn 2 роки тому +3

      Easy there buddy. He just means in the short run it's easier to hire more workers than acquire capital. It's a technical problem. Not a value judgement. Go easy on the concepts.

    • @andreasantoniou6017
      @andreasantoniou6017 2 роки тому +1

      calm down my gen Z friend

  • @paschalcharles6097
    @paschalcharles6097 Рік тому

    The presentation is too abstract, and in reality needs specific examples, production is hard thing , cannot be presented in very simple way

  • @iamnotsure237
    @iamnotsure237 Рік тому +1

    well that is the laziest 2 I have ever seen.