For a profit-maximizing firm, the price level equals its marginal revenue (MR) when ______.
A. in an oligopolistic market.
B. in a monopolistic situation.
C. in a perfectly competitive market.
D. sales rise with the increase in price level.
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Assume that there is inflation in the United States and the government pursues a contractionary fiscal policy. The likely effect would be that ______.
A. there would be a lower domestic interest rate and an increase in the demand for dollars that would partially offset the policy.
B. there would be a depreciation in the value of the dollar and a decrease in net exports that would partially offset the contractionary fiscal policy.
C. there would be an increase in net exports and an increase in aggregate demand that would partially offset the policy.
D. there would be a decrease in net exports and a decrease in aggregate demand that would partially reinforce the policy.
Question 1
Which of the following will NOT cause a shift in the demand for baseballs？
A. Very good weather.
B. A decrease in the price of baseball hats.
C. The consumers' expectations.
D. An increase in the price of baseballs.
How much is the present value of a property paying ＄300 per year if the interest rate is 6%？
A. ＄300
B. ＄283.01
C. ＄319.15
D. ＄5000
《城市规划编制办法》中规定，市域城镇体系规划的编制内容主要包括（)。A．原则确定市域重大基础设施、《城市规划编制办法》中规定，市域城镇体系规划的编制内容主要包括()。
A. 原则确定市域重大基础设施、重要社会服务设施、危险品生产储存设施的布局
B. 预测市域总人口及城镇化水平，确定各城镇人口规模、职能分工、空间布局和建设标准
C. 提出重点城镇的发展定位、用地规模和建设用地控制范围
D. 提出建立综合防灾体系的原则和建设方针
E. 提出市域城乡统筹的发展战略，中心城市应提出与相邻行政区域在空间发展布局、重大基础设施和公共服务设施建设、生态环境保护、城乡统筹发展等方面进行协调的建议
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