This is what Ben Friedman wrote about in the late 1970s: **Paul Krugman**: Crowding In and the Paradox of Thrift: “Francesco Saraceno notes… IMF… research… has become an extraordinary source of information and ideas… …Chapter 4, on business investment… weak… [because of] a special problem of lack of business confidence, driven by fiscal worries, failure … Continue reading Keynesian Multipliers, Investment Accelerators, and Crowding-in