Manmohan Singh said demonetisation was an "ill-fated" and "ill-thought" exercise.
It should be made mandatory that there are government mechanisms for evaluating a policy.
Will the real black money hoarders please stand up?
People didn't help him immediately.
"Buses, metros, everything except black money is moving, nothing has come to a halt," Naidu said.
Despite initial hiccups, e-commerce business are upbeat about demonetization.