His work has traced the history of mutual funds through 18th century Netherlands.
[1][2] The International Financial Center at Yale also holds the oldest non-defaulted bond in the world.
His work with Gary B. Gorton circa 2012[3] has been influential in establishing the idea of commodities as an asset class and has fueled the rise of commodity indices and exchange-traded funds.
He has studied the relative performance of futures and the underlying commodities.
[4] Rouwenhorst is also a partner at SummerHaven Investment management, a smaller firm which focuses on commodities.