What matters most in determining efficient distribution of production over the world is

Efficiency wages, above equilibrium minimum wage rates, and higher union wages are likely to

A) reduce the equilibrium real wage rate. B) decrease the natural unemployment rate. C) increase the equilibrium real wage rate. D) increase cyclical unemployment. E) increase the natural unemployment rate.

With marketable permits to pollute, efficiency can be obtained if

A) the regulator knows the marginal cost schedule of every firm. B) firms with low marginal costs of eliminating pollution sell their permits. C) firms with low marginal costs of eliminating pollution buy up more permits. D) only one firm gets the permits to pollute.