The welfare program economists believe to be most compatible with economic efficiency is

A firm will produce at the point where their total cost line hits the ___________ isoquant curve.

Fill in the blank(s) with the appropriate word(s).

Which is not a cause of the deterioration of the strength of labor?

a. the rise of the service sector b. regional shifts in manufacturing c. foreign industrial competition d. a high rate of immigration of unskilled workers who tend to fear taking part in union activities. e. All of the above are correct.