In the paint industry, artz inc., beautiful creations corp., pizazz inc., and real corp. are the top performing firms, with market shares of 18%, 21%, 9%, and 37%. what is the paint industry's four-firm concentration ratio?

Many members of the civilized tribes farmed

What did justice brown’s verdict in plessy v. ferguson state?

The tea party movement is a. an official third party that challenges both democrats and republicans in national elections. b. an organized challenge to incumbents in the republican party by the most conservative wing of the republican party. c. an organized challenge to incumbents in the democratic party by the most liberal wing of the democratic party. d. an offspring of the green party that runs for state and local office in many midwestern states. e. the now defunct party that gave way to the republican party at the end of the “second party system.”