TY - GEN T1 - Tackling Undeclared Work in the Collaborative Economy and Bogus Self-Employment UR - http://dx.doi.org/10.2139/ssrn.3707054 PY - 2020/01/01 AU - Williams C AU - LLOBERA VILA M AU - Horodnic A ED - DO - DOI: 10.2139/ssrn.3707054 Y2 - 2025/04/14 ER -