When it's cheaper to produce two or more products in one firm than to produce them in separate firms, which of the following is said to exist?

Non-activists believe that postwar instability is primarily the result of

A) erratic growth of private investment. B) uneven changes in real government expenditures. C) uneven changes in private consumption of durables. D) A and C are both correct.

If the inflation rate in an economy is 5 percent and the income earned by workers increases by 5 percent, then _____

a. nominal income declines and real income increases b. both nominal income and real income increase by 5 percent c. nominal income increases and real income declines d. both nominal income and real income decrease by 5 percent e. nominal income increases by 5 percent and real income is unchanged