We investigate the dynamics of the exchange rate market just after and prior to the 1997 crisis. The return of the exchange rate is well characterized by a power law, with the relaxation exponent to vary significantly across countries.

The upper tail of the size distribution of websites follows a power law with slope close to one (Zipf’s law). This finding is robust to measuring website size by unique visitors and page views, and holds for the United States, Germany, and the world. Web traffic in China has less support for a...