Generally speaking, how is the dollar price of euros determined? Cite a factor that might increase the dollar price of euros. Cite a different factor that might decrease the dollar price of euros.Explain: “A rise in the dollar price of euros necessarily means a fall in the euro price of dollars.” Illustrate and elaborate: “The dollar-euro exchange rate provides a direct link between the prices of goods and services produced in the Euro Zone and in the United States.” Explain the purchasing-power-parity theory of exchange rates, using the euro-dollar exchange rate as an illustration.