I frequently buy something which then has a rebate offer attached. I must fill in all the information requested, send off the form and then wait 8 weeks for the rebate. This practice is referred to as

An increase in the demand for a good will tend to bid up the cost of acquiring the good more

A) if suppliers respond by quickly making larger quantities available. B) if the cost of transferring resources out of other uses into production are low. C) in the short run than in the long run. D) if the supply curve is highly elastic.

When isolating the substitution effect of a change in an individual's budget constraint, _____ is held constant

a. utility b. budget c. income d. consumption