Open AccessFeasibility Study on the Forecast of China’s Small and Medium Board Stock Index—Based on GM(1,1) and GM(2,1) Gray Models
Author(s) -
令森 孔
Publication year - 2020
Publication title -
tong ji xue yu ying yong
Language(s) - English
Resource type - Journals
eISSN - 2325-226X
pISSN - 2325-2251
DOI - 10.12677/sa.2020.93043
Subject(s) - gray (unit) , china , econometrics , stock (firearms) , index (typography) , statistics , mathematics , computer science , geography , medicine , archaeology , world wide web , radiology