The Vermont senator acknowledged that though taxes would still go up for the middle class, many would benefit from paying less overall for healthcare. Sanders’ wealth tax plan would cut the wealth of billionaires in half over 15 years, hitting the richest 180,000 households in the top 0.1%. Economics professors Emmanuel Saez and Gabriel Zucman estimate the plan will raise $4.35 trillion in 10 years. The revenue would also go towards Sanders’ universal child care and affordable housing plans, the latter which is estimated to cost $2.5 trillion over a decade. Bernie Sanders, via 'CNN' The proposal comes after a polling firm associated with Joe Biden had noted the top argument against ‘Medicare for All’ is the cost to taxpayers.