NO.PZ202306130100003201
问题如下:
Which of the following best describes Batten’s regression?
选项:
A.
Time-series regression
B.
Cross-sectional regression
C.
Time-series and cross-sectional regression
解释:
A is correct. The data are observations over time.
除了同一家公司按时间序列来对比,也有同一家公司对比其他指数的呀