A trophic cascade is the effect of on . Select one: a. detritivores; decomposers b. flooding; terrestrial ecosystems c. top consumers; lower trophic levels d. producers; first-level consumers e. top consumers; one another Clear my choice

Abond is issued for less than its face value. which statement most likely would explain why? a. the bond's contract rate is higher than the market rate at the time of the issue. b. the bond's contract rate is the same as the market rate at the time of the issue. c. the bond's contract rate is lower than the market rate at the time of the issue. d. the bond isn't secured by specific assets of the corporation.

Which of the following is an example of a positive externality? a. promoting generic drugs would benefit people. b. a lower inflation rate would benefit most consumers. c. compulsory flu shots for all students prevents the spread of illness in the general public. d. singapore has adopted a comprehensive savings plan for all workers known as the central provident fund.

Andrea cujoli is a currency speculator who enjoys "betting" on changes in the foreign currency exchange market. currently the spot price for the japanese yen is ¥129.87/$ and the 6-month forward rate is ¥128.53/$. andrea would earn a higher rate of return by buying yen and a forward contract than if she had invested her money in 6-month us treasury securities at an annual rate of 2.50%. true/false?