Question

The difference between a stock and a flow is

A) a stock is something measured at one point in time while a flow is something that is expressed per unit of time.

B) a stock is something measured at one point in time while a flow is something that is fixed.

C) a stock is expressed per unit of time while a flow is measured at one point in time.

D) a stock refers to the solid inventory firms have on hand while a flow refers to the liquid inventory firms have on hand.

Answer

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