這是principle of econometrics, Hills ch.2 ex.2.10 computer exercise
題目裡面給了很多家公司的報酬以及return on market profolio and return on risk free assest
請問
1. 要怎麼用stata軟體算出beata值 指令是什麼啊?
2.Finance theory says that the intercept parameter aj should be zero. Does this
seem correct given your estimates? For the Microsoft stock, plot the fitted
regression line along with the data scatter.


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