The ancient Inca civilization is known ... (to have had) a developed economy, but the people didn't use money. In fact, the society didn't have it. This is just one fact presented in this volume, which provides an in-depth look at the Inca economy. The title covers terrace farming, irrigation, livestock, and the role of mita labor in ancient Peru. Through the text's coverage of the governments distribution of goods and services, readers will understand why the society is sometimes called a Utopia.