TY - GENERIC DO - 10.20944/preprints202004.0536.v1 UR - http://dx.doi.org/10.20944/preprints202004.0536.v1 TI - Hedging Feasibility Perspectives against the COVID-19 for the International Tourism Sector T2 - Preprints AU - Menegaki, Angeliki N. PY - 2020 DA - 2020/04/30 PB - Preprints