You and your friend are traveling home, you discuss how each of you might otherwise have used the four hours devoted to attending the concert. the four hours could have been used to study, to watch a sporting event on tv, or to get some extra sleep. your friend decides that if she had not spent four hours attending the concert, she would have chosen to study, and you reply that you otherwise would have watched the televised sporting event. identify the relevant opportunity costs for you and your friend for allocating your four hours to attending the concert. explain briefly.

The maximum amount of money that a consumer can charge on a credit card is called the

Recently, verizon wireless ran a pricing trial in order to estimate the elasticity of demand for its services. the manager selected three states that were representative of its entire service area and increased prices by 5 percent to customers in those areas. one week later, the number of customers enrolled in verizon's cellular plans declined 4 percent in those states, while enrollments in states where prices were not increased remained flat. the manager used this information to estimate the own-price elasticity of demand and, based on her findings, immediately increased prices in all market areas by 5 percent in an attempt to boost the company's 2016 annual revenues. one year later, the manager was perplexed because verizon's 2016 annual revenues were 10 percent lower than those in 2015"the price increase apparently led to a reduction in the company's revenues. did the manager make an error? yes - the one-week measures show demand is inelastic, so a price increase will decrease revenues. yes - the one-week measures show demand is elastic, so a price increase will reduce revenues. yes - cell phone elasticity is likely much larger in the long-run than the short-run. no - the cell phone market must have changed between 2011 and 2012 for this price increase to lower revenues.

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?