2pts paul and michael sell magazine subscriptions by telephone. paul is paid $1.00 for every 5 calls he makes, while michael is paid $1.00 for each call that sells a subscription. paul’s telephoning is reinforced on a schedule, whereas michael’s is reinforced on a schedule. a. variable-ratio; fixed-ratiob. fixed-interval; variable-ratioc. fixed-ratio; variable-intervald. fixed-ratio; variable-ratio

Acrosswalk_when there are no pavement markings.

The purchasing agent for a company that assembles and sells air-conditioning equipment in a latin american country noted that the cost of compressors has increased significantly each time they have been reordered. the company uses an eoq model to determine order size. what are the implications of this price escalation with respect to order size? what factors other than price must be taken into consideration?

Label each of the following statements true, false, or uncertain. explain your choice carefully. a. workers benefit equally from the process of creative destruction. b. in the past two decades, the real wages of low-skill u.s. workers have declined relative to the real wages of high-skill workers. c. technological progress leads to a decrease in employment if, and only if, the increase in output is smaller than the increase in productivity. d. the apparent decrease in the natural rate of unemployment in the united states in the second-half of the 1990s can be explained by the fact that productivity growth was unexpectedly high during that period.