This paper analyzes mean reversion in international stock markets during the years 1900 – 2009, using annual data. Our panel of stock indices in 18 OECD countries allows us to analyze in detail the dynamics of the mean-reversion process. In the period 1900 – 2009 it takes stock prices about...

This paper analyzes mean reversion in international stock markets during the period 1900-2008, using annual data. Our panel of stock indexes in seventeen developed countries, covering a time span of more than a century, allows us to analyze in detail the dynamics of the mean-reversion process....

This paper discusses the implications of mean reversion in stock prices for long-term investors such as pension funds. We start with a general definition of a mean-reverting price process and explain how mean reversion in stock prices is related to mean reversion in stock returns. Subsequently,...

This paper analyzes mean reversion in the stock markets of 18 OECD countries during the years 1900–2009. In this period it takes stock prices about 18.5 years, on average, to absorb half of a shock. However, using a rolling-window approach we establish large fluctuations in the speed of mean...