16.
the of u. s. workers has fallen behind that of other countries.

productivity

inflation

circulation

recession
17.
a is a person or company that provides goods or services.

consumer

stock

producer

competition
18.
economic booms usually cause inflation.

true

false
19.
predicting changes to the business cycle is a critical job for

economists

bankers

investments

indicators
20.
when the economy reaches its lowest point, it is said to be in a

contraction

recession

peak

trough

Pj conducts an experimental study on the effects of soft music during high stakes science testing. he randomly assigns students at the school. in one condition he does not provide music for testing while in the other group he does provide the music. he administers a pretest at the beginning of the year and a posttest at the end of the year. pj’s design is best described as a: a.static group comparisonb. pretest-posttest control group designc.control-group-time-series designd. nonrandomized control-group pretest-posttest design