New and old mainstream macroeconomics argues that price flexibility stabilizes the economy. After a decline in aggregate demand, the more rapid prices fall, the faster output returns to its full employment level. The theoretical basis for this result is the well known "Pigou effect". However...

The paper try to modify traditional pecking order. For this reason the role of venture capital as private equity financing is taken into account particularly for young innovative firms.

The paper show how changes in the state of credit may cause instability in the output and in the employment levels. The model revised Delli Gatti and Gallegati's version of the contribution by Greenwald and Stiglitz (1993) in a contest characterized by imperfect competition in the goods market...