You are trying to decide how to spend your last lunch dollar. You should use that dollar to buy more of the item:
选项:
A:that gives you the highest marginal utility per dollar.;
B:that gives you the highest average utility per dollar.;
C:from which you already have gained the greatest total utility.;
D:that costs the least.
发布时间:2024-04-24 23:33:48