One goal of international policy coordination is to minimize the effect of

While labor unions tend to negotiate above-equilibrium wage rates for their members, they also tend to reduce the quantity of labor hired

Indicate whether the statement is true or false

The conditions for a valid instruments do not include the following:

A) each instrument must be uncorrelated with the error term. B) each one of the instrumental variables must be normally distributed. C) at least one of the instruments must enter the population regression of X on the Zs and the Ws. D) perfect multicollinearity between the predicted endogenous variables and the exogenous variables must be ruled out.