Suppose you are a British venture capitalist holding a major stake in an e-commerce startup in Silicon Valley. As a British resident, you are concerned with the pound value of your U.S. equity position. Assume that if the American economy booms in the future, your equity stake will be worth $1,000,000, and the exchange rate will be $1.52 per pound. If the American economy experiences a recession, on the other hand, your American equity stake will be worth $500,000, and the exchange rate will be $1.72 per pound. You assess that the American economy will experience a boom with a 70 percent probability and a recession with a 30 percent probability. Estimate your exposure (b) to the exchange risk. The integer value of b is $