This document discusses different types of markets in microeconomics. It defines a market as the exchange of goods and services. Markets are classified as perfect or imperfect. A perfect market has many buyers and sellers of homogeneous products that sell at a single price determined by supply and demand. Features include no barriers to entry/exit and perfect information. Imperfect markets include monopoly, monopolistic, and oligopoly. A monopoly has a single seller with no substitutes. A monopolistic market has differentiated products and some barriers. An oligopoly has a few dominant sellers controlling most of the market. The document provides details on features of each type and compares perfect and monopoly markets. It ends with self-evaluation questions.