Eddie Murphy rule
This rule, officially titled "Section 136 of the Dodd-Frank Wall Street Transparency and Accountability Reform and Consumer Protection Act, under Section 746" (but commonly referred to as "the Eddie Murphy rule"), prohibits the misuse of internal government information for the purpose of trading in the commodities markets.
No one likes spoilers, so if you haven't seen this movie, we won't give away the plot and the denouement of the final scene of the entire movie. We'll just mention that shorting of FCOJ futures plays an important role here. In fact, so important, that this scene is reportedly often reference by traders on the New York Stock Exchange.
Figure 1: The final scene of the film that initiated the inception of "Eddie Murphy rule" (source IMDb.com)