Future of the Dollar as a World Reserve Currency

My Forbes.com article Future of the Dollar as a World Reserve Currency is getting lots of attention.

World Currency Reserves

Key topics include why do countries hold foreign currency reserves, why do they hold dollars as reserves rather than Euros, Yen, Renmimbi, Pounds Sterling or Tonga's currency, what is the outlook for global reserve holdings, and the impact of the dollars high usage on United States interest rates. If you have comments on the article, please post them on the Forbes.com blog.