?Read the article about goods and services. ?For each Question 31-40, write one word in CAPITAL LETTERS on your Answer Sheet. Most of the activity of our economic system is connected with the production and consumption of goods and services. A commodity is anything that (31) human needs. The bread that I eat, the shoes that I wear, the house that I live in are all goods. Individual (32) will differ, of course. I do not happen to care for roses, but as long as someone does, they are a good. Two conditions are (33) for the existence of a good: a human need and a means to meet that need. Goods may be divided into two main (34) : free goods and economic goods. Free goods are those that are so much supplied by nature that no human effort is (35) to get them. Economic goods are those that are so scarce and relative to human wants that human effort is required to get them. It will be (36) to the reader that whether a commodity falls in the part of free goods or economic goods will depend upon the (37) . On a small island, coconuts might be considered a free good. But when we consider the effort necessary to gather and (38) them, coconuts in New York City are an economic good. Probably the only goods that are free goods under nearly all circumstances are (39) air and sunshine. A service is any nonmaterial good. The acts of the barber who cuts my hair, and of the railroad that carries me to Chicago are services. Since (40) are generally consumed at the same time that they are produced, it is sometimes convenient to draw a distinction between them. (31)