Re: Demand function

Posted by Asd1995 on Jun 14, 2017; 9:23am
URL: http://discussion-forum.276.s1.nabble.com/Demand-function-tp7605535p7605577.html

They don't. Its just a way to show that if two variables are strung together (like xy,zw) in the previous problem it doesn't mean that optimization will require one of these to be zero.