If promotion is used to successfully stimulate demand, the producer should be able to produce and market products in larger quantities and thus reduce per-unit production research and development, overhead, and marketing costs, which can result in .

One investigating company tracked all credit card purchase during 2012 and measured two variables: (1) the type of credit card used (visa, mastercard, american express, or discover), and (2) the amount (in dollars) of each purchase. identify the level of each variable measured.

Which of the following is a problem for the production of public goods?

Azster inc. recorded sales revenue for the year that ended december 31, 2014 as $67,000. interest revenue of $5,300 and expenses of $14,000 were also recorded for the same period. what is aster’s net profit or loss?