Refer to Figure 2-1. ________ is (are) technically efficient

Which of the following is a feature of experiments?

A) Experiments are restricted to laboratories. B) Experiments are carried out only in the study of economics. C) Experiments help determine cause and effect between variables. D) Experiments require the division of participants into a treatment group and a test group.

An increase in the effective corporate tax rate due to increased inflation results in

a. a upward shift of the investment schedule. b. a downward shift of the investment schedule. c. no shift of the investment schedule. d. a rightward shift of the saving schedule.