>...finance was a crucial prop for profits in the two decades to 2007 (see chart 3), with the banking industry expanding rapidly and industrial firms such as GE

>...finance was a crucial prop for profits in the two decades to 2007 (see chart 3), with the banking industry expanding rapidly and industrial firms such as GE and General Motors building huge shadow banks. The regulatory clampdown since the financial crisis means this adventure is now over. Is it a regulatory clampdown, or is it just that the financial sector can only drive the rest of the economy to the extent it isn't already saturated with debt?