REH$$ Corporation's most recent dividend was $ $2\mathrm{.}18$ per$$ share, its expected annual rate of dividend growth is $5\%,$ and the required return is now $15\%.$ A variety of proposals are being considered by management to redirect the$$ firm's activities. Determine the impact on share price for each of the following proposed actions.

a$.$Do$$ nothing, which will leave the key financial variables unchanged.

b$.$Invest in a new machine that will increase the dividend growth rate to $8\%$ and lower the required return to $11\%.$

c$.$Eliminate an unprofitable product$$ line, which will increase the dividend growth rate to $6\%$ and raise the required return to $17\%.$

d$.$Merge with another$$ firm, which will reduce the growth rate to $1\%$ and raise the required return to $17\%.$

e$.$ Acquire a subsidiary operation from another manufacturer. The acquisition should increase the dividend growth rate to$9\%$ and increase the required return to $17\%.$