The United States economy has experienced a decrease in competition over the last three decades

Export promotion has been more successful than import substitution

a. True b. False

A program of protection that results in preserving jobs in certain industries

A. raises average productivity in all sectors of the economy. B. does so at very high cost to consumers of the products from those industries. C. is an efficient way to preserve employment and is cheaper than other forms of maintaining full employment. D. is an effective way of encouraging innovation and improvement in production.