Why are command economies usually less efficient than market economies?

a.) governments in command economy countries are uninterested in prices or quality.
b.) command economies become too ruthless to care about the consumer.
c.) the competition in market economies encourages both quality and low prices.
d.) governments in market economy countries demand efficiency in their firms.

Coca-cola was primarily known for its core competencies in marketing, bottling, and distributing aerated drinks. however, with the success of gatorade, coca-cola developed competencies in the development and marketing of its own sports drink, powerade. which of the following is true of coca-cola? a. it is leveraging existing core competencies to improve current market position. b. it is building new core competencies to protect and extend its current market position. c. it is redeploying and recombining existing core competencies to compete in markets of the future. d. it is targeting the chasm between the early adopter and early majority market segment.