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Related papers: Entrepreneurship: some considerations

200 papers

I share some personal thoughts on the status of Portuguese secondary education in general, and of the physics part thereof in particular, drawn from several decades of experience of organizing training activities for students and school…

Physics Education · Physics 2026-01-22 C. J. A. P. Martins

Recent studies have found evidence of a negative association between economic complexity and inequality at the country level. Moreover, evidence suggests that sophisticated economies tend to outsource products that are less desirable (e.g.…

General Economics · Economics 2022-06-08 Dominik Hartmann , Flavio L. Pinheiro

How do entrepreneurs act on their beliefs when probabilities of outcomes are unknown but subjectively perceived? We theorize that two distinct dimensions of ambiguity attitudes influence entrepreneurial action: ambiguity aversion - the…

General Economics · Economics 2026-03-26 Thomas Åstebro , Frank M. Fossen , Cédric Gutierrez

The study was designed to determine the entrepreneurial capability and engagement of persons with disabilities toward a framework for inclusive entrepreneurship. The researcher used descriptive and correlational approaches through purposive…

General Economics · Economics 2023-03-31 Xavier Lawrence D. Mendoza

This paper explores the possibilities offered by informal communities of practice to operate as "prototyping spaces" for innovation in the context of developing economies. It begins by looking at the concept of "economic complexity" and how…

Social and Information Networks · Computer Science 2013-08-07 Eduardo Marisca

With this study we want to test the validity of the well known "Verdoorn's Law" which considers the relationship between the growth of productivity and output in the case of the Portuguese economy at a regional and sectoral levels (NUTs II)…

General Finance · Quantitative Finance 2011-10-26 Vitor Joao Pereira Domingues Martinho

Structural socioeconomic analysis of Brazil. All basic information about this South American country is gathered in a comprehensive outlook that includes the challenges Brazil faces, as well as their causes and posible economic solutions.

General Economics · Economics 2019-09-19 Juan Gonzalez-Blanco

The purpose of this paper is to investigate if a country quality of governance moderates the effect of natural disasters on startup activity within that country. We test our hypotheses using a panel of 95 countries from 2006 to 2016. Our…

General Economics · Economics 2022-07-27 Christopher Boudreaux , Anand Jha , Monica Escaleras

The relationship between microenterprises and information and communication technologies (ICTs) has always been troublesome. Because of the rapid pace of modern digital technologies, digital innovation processes are permeating the…

Computers and Society · Computer Science 2025-10-10 Juan E. Gómez-Morantes , Andrea Herrera , Sonia Camacho

It seems that what has been said by now about market and competitiveness do not fit perfectly with competences of getting the best of profit. Sometimes, the classical methods of fundamentals of management do not apply to individual…

General Finance · Quantitative Finance 2009-11-13 Carmen Costea

We consider extensive data on Spanish international trades and population composition and, through statistical-mechanics and graph-theory driven analysis, we unveil that the social network made of native and foreign-born individuals plays a…

Physics and Society · Physics 2016-02-02 Elena Agliari , Adriano Barra , Andrea Galluzzi , Francisco Requena-Silvente , Daniele Tantari

This study analyses, through cross-section estimation methods, the influence of spatial effects and human capital in the conditional productivity convergence (product per worker) in the economic sectors of NUTs III of mainland Portugal…

General Finance · Quantitative Finance 2011-10-26 Vitor Joao Pereira Domingues Martinho

We examine how the institutional context affects the relationship between gender and opportunity entrepreneurship. To do this, we develop a multi-level model that connects feminist theory at the micro-level to institutional theory at the…

General Economics · Economics 2018-12-11 Christopher J. Boudreaux , Boris Nikolaev

In this chapter the complex systems are discussed in the context of economic and business policy and decision making. It will be showed and motivated that social systems are typically chaotic, non-linear and/or non-equilibrium and therefore…

General Finance · Quantitative Finance 2015-03-20 Robert Kitt

To grow their businesses, entrepreneurs often rely on equity funding. This paper focuses on two elements of entrepreneur-investor equity negotiations: the number of potential investors and the contractual complexity surrounding investor…

General Economics · Economics 2026-03-31 Evgeny Kagan , Kyle Hyndman , Anyan Qi

This study analyses, through cross-section estimation methods, the influence of spatial effects in the conditional product convergence in the parishes' economies of mainland Portugal between 1991 and 2001 (the last year with data available…

General Finance · Quantitative Finance 2011-10-26 Vitor Joao Pereira Domingues Martinho

In last years, the Portuguese economy has gone through a severe adjustment process, affecting almost all industrial sectors, the building blocks of economic structures. Research on economic structural changes has made use of input/output…

Economics · Quantitative Finance 2017-04-26 Tanya Araújo , Rui Faustino

We propose a simple mathematical model for unemployment. Despite its simpleness, we claim that the model is more realistic and useful than recent models available in the literature. A case study with real data from Portugal supports our…

Optimization and Control · Mathematics 2018-02-27 Anibal Galindro , Delfim F. M. Torres

Emerging economies frequently show a large component of their Gross Domestic Product to be dependant on the economic activity of small and medium enterprises. Nevertheless, e-business solutions are more likely designed for large companies.…

General Finance · Quantitative Finance 2018-04-19 Guillermo Rodriguez-Abitia , Susana Vidrio , Claudia Montiel-Sanchez

The following measures against unemployment are proposed: In the short term, to promote greater income for the poorest sectors. It is shown that this can be paid with the resulting increased production, without losing income to the other…

Economics · Quantitative Finance 2017-08-23 Thomas Pedro Eggarter