69. Areas enclosed by a long and short dashed magenta line indicate ______.
举一反三
- "Diseconomies of scale" occur in ( ) A: the long run, but not the short run. B: the short run, but not the long run. C: both the short run and the long run. D: neither the short run nor the long run.
- 【单选题】以下对常见的几种整型数据长度排序正确的是? A. sizeof（int）≤sizeof（short）≤sizeof（long）≤sizeof（long long） B. sizeof（short）≤sizeof（int）≤sizeof（long）≤sizeof（long long） C. sizeof（long long）≤sizeof（long）≤sizeof（int）≤sizeof（short） D. sizeof（int）≤sizeof（long）≤sizeof（short）≤sizeof（long long）
- Monetary policy affects employment A: only in the long run. B: only in the short run. C: in both the long run and the short run. D: in neither the long run nor the short run.
- What is the first feature of oral English? A: Short and simple B: Short but difficult C: Long and simple D: Long and difficullt
- A forward rate agreement is equivalent to the following interest rate options: A: long a call and a put. B: long a call and short a put. C: short a call and long a put.