How the sr and lr differ In the Lr, prices are flexible and can respond to changes in S or D. In the Sr many prices are stuck at some predetermined level In the sr, monetary policy does have a potent effect on output and employment

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Definition Inflation The overall increase in prices Hyperinflation: extraordinary high inflation

Topics 4 questions from before HW#1 Unemployment Natural rate of unemployment reasons for unemployment Frictional unemployment Wait unemployment Patterns of unemployment

Topics Finish the assignment from last class Clarification for 4 questions from last class Demand for goods and services Equilibrium and the interest rate

The Data of macroeconomics * Measure of economic activity Gross Domestic Product(GDP) Total expenditure on domestically-produced final goods and services Total income earned by domestically located factors of production

Money Supply 100%-reserve banking Fractional-reserve banking