答案: 【 movement up along the supply curve.】 9、单选题: A market equilibrium occurs 选项: A: only with government regulation. B: only because of the profit motive of firms. C: only because of the complacency of consumers. D: through the interaction of self-interested consumers and produc...
The Toxic Substances Control Act (TSCA), the 34-year-old vehicle for federal chemical regulation, has generally been a failure. The burden of proving chemicals dangerous falls almost entirely on the government. And the Environmental Protection Agency (EPA) has been able to issue restrictions on ...