MUMBAI : The government can turn COVID-19 crisis into an opportunity by investing in healthcare, and it should also pursue making all the cities slum-free by 2023, according to economists.At the seventh economic conclave - organised by State Bank of India on Saturday, there was an unanimity among the economists on laying greater thrust on decentralisation in policy-making in the future, as a one size fits all approach may not work always.India at present has the third highest number of COVID-19 cases after the US and Brazil, and has already lost over 22,000 people."Its very concerning that a lot of this discussion of the Aatmanirbhar (Bharat) package or other packages are not talking at all about what investments are taking place in the.