Andy likes gourmet popcorn and will spend time trying to find his favorite brand. His brother, Joaquin, loves popcorn but doesn't care about brands. For Andy, popcorn is a good while for Joaquin it is a good.

What preforms the best over the long term? a) bonds b) mutual funds c) stocks d) certificate of deposit

Specialization—the division of labor—enhances productivity and efficiency by a) allowing workers to take advantage of existing differences in their abilities and skills. b) avoiding the time loss involved in shifting from one production task to another. c) allowing workers to develop skills by working on one, or a limited number, of tasks. d)all of the means identified in the other answers.

In 1975, mcdonald’s introduced its egg mcmuffin breakfast sandwich, which remains popular and profitable today. this longevity illustrates the idea of: