According to communist theory, the value of a commodity is determined by the
a. gosplan.
b. proletariat.
c. laws of supply and demand.
d. amount of labor put into it.

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?

4.     chef a says that broth should be brought to a boil. chef b says that broth should be kept at an even, gentle simmer. which chef is correct? a. neither chef is correct. b. chef a is correct. c. both chefs are correct. d. chef b is correct. student c   incorrect which is right answer

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%.