seattle's largest businesses such as amazon and starbucks will have to pay a new tax to help fund homeless services and affordable housing under a measure approved by city leaders.the city council unanimously passed a compromise plan monday that taxes businesses making at least $20 million in gross revenues about $275 per full-time worker each year — lower than the $500 per worker initially proposed. the so-called `head tax` would raise roughly $48 million a year to build new affordable housing units and provide emergency homeless services.the debate over who should pay to solve a city housing crisis exacerbated by seattle's rapid economic growth comes after weeks of tense exchanges, raucous meetings and a threat by amazon, the city's largest employer, to stop construction planning on a 17-story building near its hometown headquarters.amazon, starbucks and business groups sharply criticized the council's decision after monday's vote. they called it a tax on jobs and questioned whether city officials were spending current resources effectively. one state republican lawmaker said he would seek legislation next year to make clear that a city tax on employees, wages or hours is illegal.seattle-based starbucks had harsh words for its hometown leaders. it accused the city of spending without accountability while ignoring that hundreds of children sleep outside.`if they cannot provide a warm meal and safe bed to a 5-year-old child, no one believes they will be able to make...