Why do long-run elasticities of demand differ from short-run elasticities? long-run elasticities of demand differ from short-run elasticities because a. durable goods last a relatively long timedurable goods last a relatively long time. b. it takes time for people to change their consumption habitsit takes time for people to change their consumption habits. c. firms may be constrained in the short run by production capacity. d. both a and b are correct. e. all of the above?

In order to minimize project risk which step comes after the step of identifying risks

The economic advisor of a large tire store proposes the demand function d(p)equalsstartfraction 1900 over p minus 40 endfraction , where d(p) is the number of tires of one brand and size that can be sold in one day at price p. answer parts (a) through (e) below. a. recalling that the demand must be positive, what is the domain of this function? the domain consists of all possible values of ▼ for which ▼ p d(p) ▼ does not exist. is positive. is zero. is negative. exists.

The leading producer of cell phone backup batteries, jumpstart, has achieved great success because they produce high-quality battery backups that are not too expensive. even so, another company that produces lower-quality batteries at the same price has also achieved some success, but not as much as jumpstart. also, in general, the price of backup batteries has declined because of economies of scale and learning. in addition, jumpstart has added complementary assets, such as a carrying case. considering all of these factors, the backup battery industry is most likely in the introduction stage. growth stage. shakeout stage. maturity stage.