Sonya used to earn $25,000 a year selling real estate, but she now sells greeting cards. the return to entrepreneurship in the greeting cards industry is $14,000 a year. over the year, sonya bought $10,000 worth of cards from manufacturers and sold them for $58,000. sonya rents a shop for $5,000 a year and spends $1,000 on utilities and office expenses. sonya owns a cash register, which she bought for $2,000 with funds from her savings account. her bank pays 3 percent a year on savings accounts. at the end of the year, sonya was offered $1,600 for her cash register. calculate sonya’s explicit costs, implicit costs, and economic profit.

Stocks a, b, and c are similar in some respects: each has an expected return of 10% and a standard deviation of 25%. stocks a and b have returns that are independent of one another; i.e., their correlation coefficient, r, equals zero. stocks a and c have returns that are negatively correlated with one another; i.e., r is less than 0. portfolio ab is a portfolio with half of its money invested in stock a and half in stock b. portfolio ac is a portfolio with half of its money invested in stock a and half invested in stock c. which of the following statements is correct? a. portfolio ab has a standard deviation that is greater than 25%.b. portfolio ac has an expected return that is less than 10%.c. portfolio ac has a standard deviation that is less than 25%.d. portfolio ab has a standard deviation that is equal to 25%.e. portfolio ac has an expected return that is greater than 25%.

Location test: question 1 of 54)water is a solvent because itoa. is made of moleculesob. dissolves many substancesc. is a saltd. has a large buffering capacity

Which one of the following statements is correct? process costing systems use periodic inventory systems. process costing systems assign costs to departments or processes for a time period. companies that produce many different products or services are more likely to use process costing systems. production is continuous when a job-order costing is used to ensure that adequate quantities are on hand.