- * Example generated by -dataex-. To install: ssc install dataex
- clear
- input long stkcd int year str10(answertime questiontime)
- 300131 2017 "2018-03-29" "2018-03-27"
- 300131 2017 "2018-03-27" "2018-03-26"
- 300131 2017 "2018-03-27" "2018-03-27"
- 300131 2017 "2018-03-27" "2018-03-27"
- 300131 2017 "2018-03-27" "2018-03-27"
- 300132 2010 "2011-04-02" "2011-04-01"
- 300132 2010 "2011-04-01" "2011-04-01"
- 300132 2010 "2011-04-01" "2011-04-01"
- 300132 2010 "2011-04-01" "2011-04-01"
- 300132 2010 "2011-04-01" "2011-04-01"
- 300132 2011 "2012-03-30" "2012-03-30"
- 300132 2011 "2012-03-30" "2012-03-30"
- 300132 2011 "2012-03-30" "2012-03-30"
- 300132 2011 "2012-03-30" "2012-03-30"
- 300132 2011 "2012-03-30" "2012-03-30"
- 300133 2010 "2011-05-10" "2011-05-10"
- 300133 2010 "2011-05-11" "2011-05-10"
- 300133 2010 "2011-05-10" "2011-05-09"
- 300133 2011 "2012-05-20" "2011-05-20"
- 300133 2011 "2012-05-22" "2011-05-20"
- 300133 2011 "2012-05-21" "2011-05-19"
- 300133 2011 "2012-05-20" "2011-05-20"
- end
year表示所属会计年度,answertime是管理层回复时间,questiontime是投资者提问时间。因为投资者可能会在网上业绩说明会召开之前在系统后台留言,而投资者也可能会在业绩说明会结束后回复网友的提问,但是大多数都是在业绩说明会当天进行互动交流的(例如300131在2017年时,有的投资者是3.26提问,有的管理层3.29回复,但是频率最多的是3.27因此此为300131在2017年召开业绩说明会的日期)。想要算出每个公司每个年度,answertime与questiontime频率出现最高的日期作为该公司该年度的网上业绩说明会召开的日期。感谢各位老师


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