Lecture Class_6_exchange Rate Determination

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Module 1 Session 6: Exchange Rate Determination

Session Overview A. Measuring Exchange Rate Movements B. Exchange Rate Equilibrium C. Factors That Influence Exchange Rates D. Government Controls E. Expectations F. Speculating on Anticipated Exchange Rates

Session Objectives A. Explain how exchange rate movements are measured B. Explain how the equilibrium exchange rate is determined C. Examine factors that determine the equilibrium exchange rate

A. Measuring Exchange Rate Movements 1. Basic Movements in Rates -when one currency depreciates against another, the other must appreciate. Let St-1 = the original rate S = the current rate a. Appreciation b. Depreciation

B. Exchange Rate Equilibrium How exchange rates reach equilibrium? 1. Demand for a Currency a. derived from the local buyers who are willing and able to purchase foreign goods but who must convert their local currencies. b. An indirect relationship exists between the cost of foreign currency and amount demanded. c. Graphically, a downward-sloping demand curve

Demand Schedule for British Pounds

Exhibit 4.2 page 87

B. Exchange Rate Equilibrium 2. Supply of a Currency for Sale a. derived from the foreigners who are willing and able to supply foreign currency that must be converted first in order to purchase local goods. b. A direct relationship exists between currency and the amount supplied.

cost of the foreign

c. Graphically, an upward-sloping supply

curve

Supply Schedule of British Pounds for Sale

Exhibit 4.3 page 88

B. Exchange Rate Equilibrium 3. Equilibrium

Equilibrium Exchange Rate Determination

Exhibit 4.4 page 89

C. Factors That Influence Exchange Rates 1. Relative Inflation Rates 2. Relative Interest Rates a. Real Interest Rates 3. Relative Income Levels

D. Government Controls Governments influence the equilibrium exchange rate in many ways, including 1. imposing foreign exchange barriers, 2. imposing foreign trade barriers, 3. intervening (buying and selling currencies) in the foreign exchange markets, 4. affecting macro variables such as inflation, interest rates, and income levels.

E. Expectations 1. The Role of Information a. Impact of Signals on Currency Speculation 1.) commonly driven by signals of future interest rate movements 2.) by other factors such as signals of the future economic conditions that affect exchange rates

F. Speculating on Anticipated Exchange Rates Many commercial banks attempt to capitalize on their forecasts of anticipated exchange rate movements in the foreign exchange market

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