The consequences of diversity over a number of pertinent dimensions is often not adequately acknowledged in economics. As Reinhard H. Schmidt (in this issue) states: “One could easily cite important recent research contributions with no traces of institutions and institutional differences of...

We examine whether the financial strength of companies, in particular, small and medium-sized enterprises (SMEs) is causally linked to the award of a public procurement contract (PP), especially in the environmentally friendly green area (GPP), For this purpose, we build a combined procurement...