Which one is the right answer?

40. The most famous cartel is a. Walmart. OPEC C. WTO Microsoft NAFTA 1. Which of the following is not considered a cartel? a. National Collegiate Athletic Association (NCAA) Organization of Petroleum Exporting Countries (OPEC) European Union (EU) d. National Basketball Association (NBA) Major League Baseball (MLB) 42. Several politicians have proposed a "guzzler" tax that would be added to the cost of few-miles-per-gallon vehicles. If enacted, this tax would most likely a. reduce the equilibrium price increase the equilibrium output. C. increase U.S. dependency on foreign oil supplies. shift the supply curve (for automobiles) inward. do all of these 43.If taxpayers are forced to pay for the schools needed to meet the needs created by a new real estate development in an area a positive externality has been created. D. the developers have transferred the negative externality to taxpayers. a public good situation arises d. private property rights have been violated. common ownership resulted in adverse selection. 44.Several years ago, school ald's meals they had purchased back to Mcdonald's headquarters. The s nstead use biodegradable packaging, which the company did. From an eco oolchildren were pressuring Mcdonald's to a. increase the supply of nutritional meals. create a positive externality. C . compete fairly with other fast-food chains. d. reduce their negative externality. reduce global warming