Learn about the long jelly roll, which is an option strategy that exploits pricing differences in options to achieve arbitrage gains with varying expiration dates.

Discover what a matching strategy in finance entails and how investors use it to choose investments whose payouts align with future liabilities and planned expenses.

The roots of Russia's invasion of Ukraine go back decades and run deep. The current conflict is more than one country fighting to take over another; it is — in the words of one U.S. official — a shift ...