Nationwide, thousands of students are getting arrested, ticketed, interrogated and searched by police officers. Until fairly recently, the US had a free or virtually free system of public higher education. The situation has changed dramatically, with tuition costs soaring to dizzying heights at both public and private colleges. Helsinki is, in many respects, a sharer’s paradise. The Finnish capital boasts a range of sharing economy platforms and services, from just-for-fun neighborhood initiatives to global for-profit…