The comparative advantage in a specific good can shift over time from one country to another, as the other countries can produce it at a cheaper cost after imitating the technology

Define marginal cost. Is it different from the concept of willingness to accept?

What will be an ideal response?

During a recession, when unemployment is rising, the number of new jobs created is, typically, ________

A) large, but smaller than the number of jobs lost B) small, and below the number of jobs lost C) small, but higher than the number of jobs lost D) large, but smaller than net entrants to the labor force