If nominal GDP is $954 billion and velocity is 9, then the money supply:
a. is $106 billion

If unemployment persists for a long period of time, the natural rate of unemployment rises

Indicate whether the statement is true or false

The OLS residuals

A) can be calculated using the errors from the regression function. B) can be calculated by subtracting the fitted values from the actual values. C) are unknown since we do not know the population regression function. D) should not be used in practice since they indicate that your regression does not run through all your observations.