If you look again at Figure 8.11, you will see that in recent years small-firm stocks and value stocks have underperformed just about as often as they have overperformed.

• 如果你再看看图形8.；11，你会看到在最近的年份，小企业股票和价值型股票表现不如人意的情况就和它们表现超出人意的情况一样常见。