Mathematical Problems in Engineering / 2012 / Article / Tab 1

Research Article

Fuzzy Investment Portfolio Selection Models Based on Interval Analysis Approach

Table 1

The stock return intervals.

Stock nameInterval lower limitInterval upper limit

Vanke0.0052240.031831
Konka−0.005960.021606
Victor onward Textile0.0025090.031017
Universe−0.007170.026362
Tellus−0.031850.012672
Shenxin−0.035930.02052
Nonfemet−0.039780.010745
Xinmao S&T−0.007540.022664
INT’L Group−0.02130.01444
Jinlu−0.02730.00901
ZY Environment−0.011110.020413
DaTong Gas−0.004740.021312
Advanced Technology−0.007080.024332
Fujian Electric−0.009680.018596
Sinosteel−0.016170.044893
Huayi Brothers−0.03780.022356
China Merchants Bank−0.009970.013047
Xi’An Aero Engine−0.00030.031385
Ping An−0.01240.01055
Petro China−0.0207−0.0007

Article of the Year Award: Outstanding research contributions of 2020, as selected by our Chief Editors. Read the winning articles.