Table calculates the risk premiums on stocks and bonds relative to T-bills by taking the difference in

Question:

Table calculates the risk premiums on and bonds relative to T-bills by taking the difference in average nominal total returns on each asset class. Would these risk premiums be much different if we calculated them using real rather than nominal returns?
Stocks
Stocks or shares are generally equity instruments that provide the largest source of raising funds in any public or private listed company's. The instruments are issued on a stock exchange from where a large number of general public who are willing...