Four characteristics of hunter-gatherer societies are

Explain at least three factors economists consider the measurement of success, or shortcomings, of the economy? and give examples.

Psychologists studying infant memory want to determine at what age babies can remember specific events. an experimenter uses several puppets to demonstrate a series of actions while the infant watches. after a delay, the experimenter records how many of the actions the child imitates when playing with the puppets. what is the dependent variable?

What are objects called that have value in and of themselves as well as value as a means of exchange? custom commodity money currency simple money