The revenue in the Social Security Trust Fund first fell below the benefits it paid out in 2010. If this trend continues, the Trust Fund will be depleted. What changes occurred to cause the revenue to fall below the benefits?

Goods and services that can be used for the same purpose are and goods and services that are used together are

Dyed-denim corporation is seeking to lower the costs of value creation and achieve a low-cost position. as a result, it plans to move its manufacturing plant from the u.s. to thailand, which based on company research, is the optimal location for production. this strategic move will most likely allow the company to realize

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%.