House Majority Leader Kevin McCarthy (R-CA), Speaker of the House Paul Ryan (R-WI) and House Ways and Means Committee Chairman Kevin Brady (R-TX) applaud with their fellow House Republicans during a news conference following the passage of the Tax Cuts and Jobs Act in the Rayburn Room at the U.S. Capitol November 16, 2017 in Washington, DC. The House passed the tax reform legislation 227-205, moving them one step closer to a promised tax cut before the end of the year. (Photo by Chip Somodevilla/Getty Images)

What happened last time Congress took on tax reform?

U.S. President Donald Trump (L) and Senate Majority Leader Mitch McConnell (R-KY) talk to reporters in the Rose Garden following a lunch meeting at the White House October 16, 2017 in Washington, DC. Trump and McConnell tried to erase reporting that they were not on the same page with the GOP legislative agenda and priorities. (Photo by Chip Somodevilla/Getty Images)
Law enforcement gathers at First Baptist Church
Speaker of the House Paul Ryan (R-WI), surrounded by American families, and members of the House Republican leadership introduces tax reform legislation November 2, 2017 in Washington, DC. The tax reform legislation is a centerpiece of U.S. President Donald Trump's legislative agenda. (Photo by Win McNamee/Getty Images)
U.S. President Donald Trump speaks during an event highlighting the opioid crisis in the U.S. October 26, 2017 in Washington, DC. Trump plans to authorize the Department of Health and Human Services to declare a nationwide public health emergency in an effort to reduce the number of opioid overdose deaths across the nation. (Photo by Win McNamee/Getty Images)

Two experts explain the what, when, why, where, and how of government bailouts.