Assume that a u. s. firm considers investing in british one-year treasury securities. the interest rate on these securities is 12%, while the interest rate on the same securities in the u. s. is 10%. the firm believes that today's spot rate is an appropriate forecast for the spot rate of the pound in one year. based on this information, the effective yield on british securities from the u. s. firm's perspective is:

Specialization—the division of labor—enhances productivity and efficiency by a) allowing workers to take advantage of existing differences in their abilities and skills. b) avoiding the time loss involved in shifting from one production task to another. c) allowing workers to develop skills by working on one, or a limited number, of tasks. d)all of the means identified in the other answers.

Kevin and jenny, who are both working full-time, have three children all under the age of ten. the two youngest children, who are three and five years old, attended eastside pre-school for a total cost of $3,000. ervin, who is nine, attended big kid daycare after school at a cost of $2,000. jenny has earned income of $15,000 and kevin earns $14,000. what amount of childcare expenses should be used to determine the child and dependent care credit?

Managers in a firm hired to improve the firm's profitability and ultimately the shareholders' value will add to the overall costs if they pursue their own self-interests. what does this best illustrate? a. diseconomies of scale b. principal-agent problem c. experience-curveeffects d. information asymmetries