Macroeconomics 20th Edition by Campbell McConnell ,Stanley Brue ,Sean Flynn

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Label each of the following scenarios with the set of symbols that best indicates the price change and quantity change that occur in the scenario. In some scenarios, it may not be possible from the information given to determine the direction of a particular price change or a particular quantity change. We will symbolize those cases as, respectively, "P?" and "Q?" The four possible combinations of price and quantity changes are:.