Let me show you the definitions of the two:

Monetary policy refers to the measures taken by the government or the central bank to affect economic activities, especially the various measures to control the money supply and regulate interest rates. measures.

Fiscal policy (Fiscal policy / 'fiskl 'p?l?si/ AmE 'pɑ:l?si/ ) economics vocabulary. Overview of fiscal policy Fiscal policy refers to the country's political and economic policies in a certain period The guiding principles of fiscal work stipulated for the tasks of social development and social development, and regulating aggregate demand through fiscal expenditure and taxation policies.

Therefore, exchange rate clearly belongs to monetary policy. Monetary policy directly affects the economy, while fiscal policy is a means of adjustment.

In addition, assuming that the exchange rate of currency A to currency B is X, then in turn, the exchange rate of currency B to currency A is 1/X. This is the difference.