Compare the Closed-Economy IS-LM model, an Open-Economy IS-LM-BP
model in which exchange rates are allowed to float freely, and an
Open-Economy IS-LM-BP model in which exchange rates are held
constant by the central bank. Specifically, use the three models to
explain, and compare, the effects on GDP, interest, and the
exchange rate of the national currency of:
a. A sudden increase in government expenditures.
b. A sharp increase in the discount rate and a massive sale of
Treasury bonds by...