Define a service in economics

Similarities between spain and the us? in terms of culture, foods, people, schedules, holidays, anything.

Name three things the framers of the constitution did to keep the federal government or any part of it from becoming too powerful.

Which is relatively better: a score of 76 on a psychology test or a score of 22 on an economics test? scores on the psychology test have a mean of 90 and a standard deviation of 13. scores on the economics test have a mean of 52 and a standard deviation of 10.