"There is no point in the Prime Minister getting emotional, but the Prime Minister must be rational to explain his government's decision.
"The government demonetised Rs 500 and Rs 1,000 currency notes, but why introduce Rs 2,000 currency note? The Prime Minister must explain the rationale behind this," Raja said.
Raja also demanded to know how the government was fighting against black money stashed abroad.
"People are suffering, queueing up outside banks. You can't punish the honest while fighting against the dishonest," the CPI National Secretary said.