Jerry Seinfeld derives utility from only two goods: Puffy shirts (X) and cereal (Y). His utility function is: U = XY'. The price of X is $10, the price of Y is $20, and Jerry has an income of $500. Suppose the price of Puffy Shirts increased to $20. The compensated bundle is (2.6794, 24.1149). How much is the total effect, on X, of the price change?

Right medical introduced a new implant that carries a five-year warranty against manufacturer’s defects. based on industry experience with similar product introductions, warranty costs are expected to approximate 2% of sales. sales were $8 million and actual warranty expenditures were $42,750 for the first year of selling the product. what amount (if any) should right report as a liability at the end of the year?