Marginal cost typically ________ and marginal revenue typically _________ with increasing output

When the price of Starbucks coffee increased by 8 percent, the quantity demanded of Peet's coffee increased by 10 percent. Calculate the cross-price elasticity of demand between Starbucks coffee and Peet's coffee

What is the relationship between the two products?

If inflation turns out to be higher than was anticipated, debtors are helped because

A) the real present value of their payments increases. B) the real present value of their payments decreases. C) the nominal present value of their payments increases. D) the nominal present value of their payments decreases.