Firms price discriminate because, by doing so, they obtain a higher profit than by charging a single price

If Mexicans increase their investment in the US, the supply of Mexican pesos to the foreign exchange market and the dollar price of the peso will most likely change in which of the following ways?

(a) Increase ...... Increase (b) Increase ...... Decrease (c) Decrease ...... Increase (d) Decrease ...... Decrease (e) Decrease ...... Not change

If, in response to a decrease in the price of coffee, the quantity of coffee demanded increases, economists would describe this as

A) an increase in consumers' taste for coffee. B) an increase in quantity demanded. C) a change in consumer income. D) an increase in demand.