The Covid-19 pandemic has added €20 trillion to world debt over the past 12 months, a brand new research has proven, leaving it at a report €233 trillion and the worldwide debt-to-GDP ratio at over 355 %, Reuters writes. The Institute of Worldwide Finance’s world debt monitor estimated authorities assist programmes had accounted for half of the rise, whereas companies, banks and households added €4.5 trillion, €3.2 trillion and $2.1 trillion respectively.