The Keynesian Multiplier

The multiplier is a central concept in Keynesian and post-Keynesian economics. It is largely what justifies activist full-employment fiscal policy: an increase in fiscal expenditures contributing to multiple rounds of spending, thereby financing itself. Yet, while a copingstone of post-Keynesian theory, it is not universally accepted by all post-Keynesians, for reasons vastly different than the mainstream.
This book explores both the pros and cons of the multiplier from a strictly post-Keyn...