Kiwis and strawberries are substitutes for consumers. An increase in the price of a kiwi coupled with an increase in the number of strawberry growers ________ the equilibrium price of a pound of strawberries and ________ the equilibrium quantity of strawberries.

Which of the following statements about the price elasticity of demand along a downward-sloping linear demand curve is true?

Which of the following is true of the Neanderthals?

What do archaeologists now believe is the most fundamental difference between the Neolithic and Paleolithic eras?

In Mesopotamia, prisoners of war, convicted criminals, and heavily indebted individuals were the three main sources of

Some of the most influential ancient Indo-European migrants into Southwest Asia, migrating to central Anatolia around 1900 B.C.E., were the

Which of the following languages is of Indo-European origin?

From the period four million to one million years ago, which of the following flourished in east Africa?

With the development of languages, human beings were able to

Which of the following characterized the long-term development of Jericho, one of the earliest Neolithic settlements?