By Aidan Davis and Misha Hill ( October 15, 2018, 2:35 PM EDT) -- State lawmakers have a tremendous opportunity to combat poverty with smart tax policies that can improve the lives of millions. Specifically, refundable tax credits for low-income workers and their families can play a role in positioning the nation's most vulnerable families for success. Tax credits are also a vital tool for mitigating the upside-down nature of most state and local tax systems, which take a greater share of income from low- and middle-income families than from wealthy families. They are also especially important at a time when many federal lawmakers are determined to dismantle the safety net creating even more barriers to opportunity....