This paper analyzes how companies of immigrant entrepreneurs in knowledge-intensive industries differ from companies of native entrepreneurs with respect to start-up characteristics, firm survival and innovative performance. I focus on immigrants from the “recruitment countries” of south and...

Based on an established theoretical framework of the drivers of inventive performance, the so-called KSAO (Knowledge, Skills, Abilities, and Other) factors, this paper seeks to explain empirically the performance of inventors throughout their careers. We combine survey information spanning the...

In the presence of asymmetric information, economic agents need to communicate their quality to investors and other parties. While much of the literature focuses exclusively on signaling, we develop a conceptual framework that extends this view with elements of the literature on certification....

This paper analyses whether strategic motives for patenting influence the characteristics of companies' patent portfolios. We use the number of citations and oppositions to represent these characteristics. The investigation is based on survey and patent data from German companies. We find clear...