Fama and French (1992) found that the stocks of firms within the highest decile of book-to-market ratios had an average annual return of , while the stocks of firms within the lowest decile of book-to-market ratios had an average annual return of .
Fama and French (1992) found that the stocks of firms within the highest decile of book-to-market ratios had an average annual return of , while the stocks of firms within the lowest decile of book-to-market ratios had an average annual return of .