Evidence of the past does not support this. After 2008 spending took a long time to recover: savings was the theme.
Actual economists have been saying – ooooh, since perhaps 2008? – that recessions caused by the financial system going tits up are different from recessions caused by other factors – say, supply or demand shocks.
But the political economist is of course more interested in the politics……
Ah. Punk Keynesian claptrappery. The idiot thinks that spending drives production…