This paper tests the view that the relation between unemployment and entrepreneurship is dynamic and possibly nonlinear. It performs Granger-causality tests and STAR-EXT estimation to assess the causality direction and the nonlinear nature of the relation for a set of OECD countries. The results...

Workplace bullying or mobbing can be defined as the infliction of various forms of abuse (e.g., verbal, emotional, psychological) against a colleague or subordinate by one or more other members of a workplace. Even in the presence of academic tenure, workplace mobbing remains a prevalent issue...

This study develops a vintage model of the tenure and academic promotion process within the American higher education system. In this process, one’s professional academic achievements and the characteristics of one’s university affiliation work to either increase or reduce the probability of...

Using the political-economic history of the development of telephony during the 1870s as a backdrop, this paper studies a two-player Tullock contest that includes both research effort (R&D) and legal effort (<i>i.e.</i>, rent-seeking effort). The two types of efforts complement each other and...

type="main" xml:lang="en" <title type="main">Abstract</title> <p>This paper analyses foreign direct investment (FDI) of Angola in Portugal. The reverse investment of African countries in Europe is a recent economic event that needs to be analysed, theoretically explained and empirically tested. A dynamic theoretical model is...</p>

In this paper we address the following question: would a fully integrated world economy eliminate the widely reported decline in the terms of trade of primary commodities? We address the question by looking at the terms of trade within the US (a highly integrated economy). Our findings show two...

This paper analyses airline accident data from 1927-2006, through fractional integration. It is shown that airline accidents are persistent and (fractionally) cointegrated with airline traffic. There exists a negative relation between air accidents and airline traffic, with the effect of the...

A dynamic model of a terrorist organization is presented with the defining feature being that a succession of operatives is recruited at different points in time. Consequently, a government’s counterterror policy must be tailored according to the vintage structure of the terrorist group...