(Figure: Externality Table A) the Table Shows the Information for a Public

question 37

Multiple Choice

(Figure: Externality Table A) The table shows the information for a public good being provided to two citizens. Based on the table, what is the equilibrium quantity?
$\begin{array}{|r|r|r|r|}\hline \text { Q } & \text { Ann's MPB } & \text { Ben's MPB } & \text { MSC } \\\hline 1 & \$ 10 & \$ 12 & 6 \\\hline 2 & 8 & 9 & 9 \\\hline 3 & 6 & 6 & 12 \\\hline 4 & 4 & 3 & 15 \\\hline 5 & 2 & 0 & 18 \\\hline 6 & 0 & 0 & 21 \\\hline 7 & 0 & 0 & 24\\\hline\end{array}$

• A) 1
• B) 3
• C) 5
• D) 7

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