Geneva: Developing countries should invest about 1.2 trillion dollars -- on average 3.8 per cent of their GDP -- to guarantee at least basic income security and access to essential healthcare for all in 2020 alone, according to a new policy brief by the International Labour Organisation (ILO).Since the onset of Covid-19 pandemic, the social protection financing gap has increased by nearly 30 per cent, said the brief titled 'Financing gaps in social protection: Global estimate and strategies for developing countries in light of the Covid-19 crisis and beyond.'This is the result of increased need for healthcare services and income security for workers who lost their jobs during the lockdown and the reduction of GDP caused by the crisis.The.