This paper investigates barriers to effective knowledge spillovers for markets in which the product can be characterized as a credence good, i.e. its complexity impedes the evaluation of quality by customers both ex-ante and ex-post. We focus on the German market for energy efficiency...

Experts have been discussed in the literature concerning the role of transferring knowledge to client firms and private customers. Nevertheless, only limited evidence has been presented concerning the clients’ internal perspective in particular on the degree of information. Seven papers are...

This paper investigates barriers to effective knowledge spillovers for markets in which the product can be characterized as a credence good, i.e. its complexity impedes the evaluation of quality by customers both ex-ante and ex-post. We focus on the German market for energy efficiency...

Residential energy consumption has been increasingly singled out by public policies as a key area for potential emission reduction. The public implementation of energy efficiency consultants (EECs) as change agents aims at the diffusion of innovation in building efficiency and overcoming...