While money crept back in the new consensual macro model through the introduction of wage and price rigidities, allowing for short-term real economy effects of monetary policy, finance continued to be invisible with the Efficient Market Hypothesis ensuring a reliable plumbing of the real economy. Banks and capital markets were not considered endogenous sources of instability that could have real economy effects.
9 B Cœuré (2017), Central bank communication in a low interest rate environment, Speech at Bruegel, Brussels,  31 March 2017. 9/9  BIS central bankers' speeches