Which of the following institutions may result in hold-up?

A student receives a bachelor's degree in economics and then achieves gainful employment as an economic analyst with a Fortune 500 company. This new worker is likely to enhance the economy's productivity through:

A) scarcity. B) free goods. C) stable prices. D) specialization of labor.

In the simple Keynesian model of the determination of income, the price level is assumed to be

A) exogenous and to gradually change. B) endogenous and to gradually change. C) exogenous and to remain constant. D) endogenous and to remain constant.