An index model regression applied to past monthly returns in Fords stock price produces the following estimates, which are believed to be stable over time: rF = 0.1% + 1.1rM If the market index subsequently rises by 9.1% and Fords stock price rises by 9%, what is the abnormal change in Fords stock price?

(Negative value should be indicated by a minus sign. Do not round intermediate calculations. Round your answer to 2 decimal places. Omit the "%" sign in your response.)

Abnormal return _______% ??