At long last, it looks like U.S. investors are going to have access to platinum via an exchange-traded product.

DB comes out with more ETNs as ProShares, others remain in registration.

Merrill Lynch's ETN platform adds four products in the early days of April.

Rydex's newest portfolio provides exposure in currencies and commodities through ETFs and index mutual funds.

Latin America and parts of Asia are expected to outperform developed markets through year-end as U.S. economy slides.

Ben Stein's latest book gets a few critical reviews as merits of gold and Roth 401(k) plans are also debated.

As volatility continues, portfolio managers seek out ETFs with lower correlations.

Want to know how big the commodity boom is? The PowerShares DB Agriculture ETF—or DBA—is basically full.