【单选题】The price elasticity of demand for cigarettes is 0.4. If government wants to reduce smoking by 10 percent, by how much should it raise the price of cigarettes by imposing a tax? (香烟需求价格弹性为0.4。如果政府想把吸...
【简答题】(This problem is challenging.) Suppose that an individual owed no taxes on the first $10,000 she earned and 15 percent of any income she earned over $10,000. (This is a simplified version of the actua...
【单选题】An individual in the 36 percent tax bracket invests $5,000 in a tax-exempt IRA. If the investment earns 10% annually, what will be the value of the IRA after five years?
【判断题】退出-建议-忠诚-怠工模型指出,一些员工对工作不满意的处理方法是耐心等待问题自身去解决或者等待他人去解决。
【单选题】我国第一颗原子弹成功爆炸的时间是 ( ) 。