Suppose the own price elasticity of demand for good X is -3, its income elasticity is 1, its advertising elasticity is 2, and the cross-price elasticity of demand between it and good Y is -4. Determine how much the consumption of this good will change if:

a. 5percent.
b. The price of good Y increases by 8 percent.
c. Advertising decreases by 4 percent.
d. Income increases by 4 percent.

Adrawback of short-term contracting as an alternative to making a component in-house is thata. it is the most-integrated alternative to performing an activity so the principal company has no control over the agent. b. the supplying firm has no incentive to make any transaction-specific investments to increase performance or quality. c. it fails to allow a long planning period that individual market transactions provide. d. the buying firm cannot demand lower prices due to the lack of a competitive bidding process.

Experienced problem solvers always consider both the value and units of their answer to a problem. why?

Asupermarket has been experiencing long lines during peak periods of the day. the problem is noticeably worse on certain days of the week, and the peak periods are sometimes different according to the day of the week. there are usually enough workers on the job to open all cash registers. the problem is knowing when to call some of the workers stocking shelves up to the front to work the checkout counters. how might decision models the supermarket? what data would be needed to develop these models?