Deriving the Expenditure Function

[@manishaweeraddana5452]

Thank you so so much I so stupidly lost sleep over such a simple calculation!

[@iqrabibi9022]

Thank you so much for very clear understanding 🤗 bundles of thanks 🙏

[@jayskyys1547]

you're too good

[@mixedcreation786]

❤❤❤