Suppose that for the past two months, you have studied economics one hour a day. You now decide to study economics two hours a day. For the past two months, _.

Question

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If the person has decided to increase their study time from one to two hours a day, it suggests that their marginal benefit from studying economics for an hour must have been greater than its marginal cost over the past two months. Otherwise, they would not have wanted to commit more time to it. The other options do not necessarily hold true based on this information.

Suppose That for the Past Two Months, You Have Studied