Response to the following problem:
Consider the two (excess return) index model regression results for A and B:
RA =1% =1.2RM
R-SQR =.576
RESID STD DEV-N=10.3%
RB_=2% = .8RM
R-SQR =.436
RESID STD DEV-N =9.1%
a. Which stock has more firm-specific risk?
b. Which has greater market risk?