Question: In a certain suburban community, commuters have the choice of getting into the city by bus or train. The demand for these modes of transportation

In a certain suburban community, commuters have the choice of getting into the city by bus or train. The demand for these modes of transportation varies with their cost. Let f (p1, p2) be the number of people who will take the bus when p1 is the price of the bus ride and p2 is the price of the train ride. For example, if f (4.50, 6) = 7000, then 7000 commuters will take the bus when the price of a bus ticket is $4.50 and the price of a train ticket is $6.00. Explain whyaf 1 < 0 and af ap2 > 0.

af 1 < 0 and af ap2 > 0.

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