<p>Coalition formation is not the same as majority voting. Say, in a single good economy, individual 1 has the entire endowment, so <span class="math-container">$\mathbf e=(1,0,0,0,0,0)$</span>. Then individual 1 forms a blocking coalition to any allocation <span class="math-container">$\mathbf x=(x_1,\dots,x_6)$</span> where <span class="math-container">$x_1&lt;1$</span>. </p>

CC BY-SA 4.0
2018-11-13T17:45:37.730Z
2018-11-13T17:45:37.730Z
Herr K.
<p>For <span class="math-container">$n$</span> individuals, can a blocking coalition only be formed by at least <span class="math-container">$n/2$</span> individuals? For example, if there are 6 individuals, can less than 3 individuals form blocking coalitions? </p>

<microeconomics><self-study><general-equilibrium><pareto-efficiency><walrasian>
Blocking Coalitions
S.Rana
# Blocking Coalitions

(Asked by: username_0 on 2018-11-13)

For $n$ individuals, can a blocking coalition only be formed by at least $n/2$ individuals? For example, if there are 6 individuals, can less than 3 individuals form blocking coalitions?

**Tags:** microeconomics, self-study, general-equilibrium, pareto-efficiency, walrasian


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## 1 answers

### Answer by username_1 on 2018-11-13. Score: 2 | Accepted answer

Coalition formation is not the same as majority voting. Say, in a single good economy, individual 1 has the entire endowment, so $\mathbf e=(1,0,0,0,0,0)$. Then individual 1 forms a blocking coalition to any allocation $\mathbf x=(x\_1,\dots,x\_6)$ where $x\_1<1$.


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