An increase in government spending causes the equilibrium level of aggregate output to ________ at any given interest rate and shifts the ________ curve to the ________, everything else held constant.

The time it takes for the policy actually to have an impact on the economy is called

The aggregate supply curve shows the relationship between

A positive supply shock causes ________ to ________.

The existence of lags prevents the instantaneous adjustment of the economy to policies changing aggregate demand, thereby strengthening the case for

If the required reserve ratio is 10 percent, currency in circulation is $400 billion, checkable deposits are $800 billion, and excess reserves total $0.8 billion, then the monetary base is

Keynes’s model of the demand for money suggests that velocity is ________ related to ________.

[25 points] a. Use the Lagrange method to interpolate the following data: b. If you add a data point as follows: use your answer in part a to nd the new polynomial which interpolate all data.  

[25 points] You are given the following system of linear equations: Where C and D are unknowns. What is the approximate solution for this system using the least-squares method?  

The long-run rate of unemployment to which an economy always gravitates is the