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Jena Martin

Chris Collins walks out of a New York court house after being charged with insider trading on August 8, 2018 in New York City. (Getty/Spencer Platt)

Accusations of insider trading have brought down Rep. Chris Collins. But what is it, exactly?

Jena Martin, Karen Kunz
In this March 23, 2017 photo, a woman poses for photos with the Charging Bull statue in New York. Since 1989 the massive, bronze bull has stood in New York City's financial district as an image of the might and hard-charging spirit of Wall Street. (AP Photo/Mark Lennihan) (AP)

Wall Street regulations need a facelift, not a minor Dodd-Frank makeover

Jena Martin, Karen Kunz
(AP Photo/Mark Lennihan, File)

Why Dodd Frank — or its repeal — won’t save us from the next crippling Wall Street crash

Karen Kunz, Jena Martin