Efficiency-wage theory suggests that paying a. high wages might be profitable because they lower the efficiency of a firm’s workers. b. high wages might be profitable because they raise the efficiency of a firm’s workers. c. low wages might be profitable because they raise the efficiency of a firm’s workers. d. low wages might be profitable because they lower the efficiency of a firm’s workers.

The state in which the manufacturing company you work for is located regulates the presence of a particular substance in the environment to concentrations ≤ x. recently-released, reliable research endorsed by the responsible federal agency conclusively demonstrates that the substance poses no risks at concentrations up to 5x. your company has asked you to consider designing a new process with a waste discharge stream containing up to 2x of the substance. based on the stated conditions, describe this possible.

An essential element of being receptive to messages is to have an open mind true or false

Six years ago, an 80-kw diesel electric set cost $160,000. the cost index for this class of equipment six years ago was 187 and is now 194. the cost-capacity factor is 0.6. the plant engineering staff is considering a 120-kw unit of the same general design to power a small isolated plant. assume we want to add a precompressor, which (when isolated and estimated separately) currently costs $13291. determine the total cost of the 120-kw unit. (hint: skip $ and comma symbols)