Not just open-book exams, but testing different kinds of exams as an alternative to memory-based exams is much needed to improve the quality of our education system.
By knowing the entire medical history, doctors can provide better treatment for the patients. And there will be no need to go through all the tests when consulting another doctor. This can save money & effort of patients.
Many economists are suggesting to give cash handouts directly to people till the pandemic is over so that they can buy food and basic necessities with that money.
In general, with limited investment, developing countries give priority to the welfare of the citizens over providing world-class facilities for them. So, it's better to transfer that responsibility to private players to create a win-win situation for all.