# Questions tagged [perfect-complements]

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### Competitive equilibrium in a two-person economy with substitutes and complements

Recently came across this question on a microeconomics test and there was something that did not sit quite right with me. In an economy with two agents, A and B, and two goods, milk and honey, the ...
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### Optimal consumtion bundle of lemons and sugar [closed]

Alex consumes only lemons and sugar. For each lemon he requires exactly 2 spoons of sugar. He doesn't like more sugar on his lemons, and he won't eat lemons with less sugar. What is Alex's optimal ...
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### Doubt regarding Walrasian equilibrium with complements for both agents

There are two goods $1,2$ and two agents $1,2$. Both have the utility function $u_{i}=\min({x_{1i},x_{2i}})$ for agent $i$ .The endowments are $(1,3)$ and $(3,1)$ for agent $1$ and $2$ ...
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### Perfect Complements - Walrasian Equilibrium

For a homework , I struggled to solve the following question but couldn't go further: endowment of person 1 = (30,0) endowment of person 2 = (0,20) utility ...
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### Do perfect complements have to be normal goods? If so, why?

Two goods $x,y$ are perfect complements if they have the utility function $$U(x,y) = \min \lbrace ax,by \rbrace$$ $$a,b \in \Bbb{Q}^+$$ My professor said $x,y$ have to be normal goods but didn't ...
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### Basic microeconomics: supply, demand and substitutes in production

The question is: explain the change in the market for skim milk, if demand for ice cream rises. I'd say these two are unrelated in consumption (saying they're substitutes is kind of stretching it), ...
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### Perfect complement preferences in an exchange economy

So I have an exam in a bit, I understand that to find the optimal choice you have to equate tangent of the two indifference curves. However, if the other indifference curve is a perfect complement, ...
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### Pure exchange economy with two consumers and non differentiable utility functions

We have a pure exchange economy, two consumers $A,B$ and two goods $x,y$. The utility functions are as follows $$u_A=\min\{x_A,y_A\}\qquad u_B=\min\{x_B,\sqrt{y_B}\}$$ The endowments are \omega_A=(...
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