Publications des institutions partenaires
Ethnic entrepreneurship: A theoretical framework
(from the introduction:)
With the recent growth of new ethnic populations in Western societies, ethnic business is no longer a matter of strictly historical interest; neither is it parochial American concern. Because new ethnic populations have grown at a time when Western economies are in a phase of slow growth and massive technological challenge, ethnic adaptation and…
Institution partenaire
English / 01/01/2007
Entrepreneurship and small business: a Pacific Rim perspective
Institution partenaire
English / 01/01/2007
On the Name of Social Entrepreneurship: Business School Teaching, Research, and Development Aid
The concept ‘social entrepreneurship' is virtually proliferating like a virus, elating and inspiring people in such diverse spheres as politics, the media, the non-profit sector as well as academia. Despite the rather young pedigree of the term, social entrepreneurship today is predominantly construed as a positive sign, a genuine ‘hurray word', so to speak. In an effort to…
Institution partenaire
English / 01/01/2007
A Management Rule of Thumb in Property-Liability Insurance
Due to substantial changes in competition, capital market conditions, and supervisory frameworks, holistic analysis of an insurance company’s assets and liabilities takes on special relevance. An important tool in this context is dynamic financial analysis (DFA). DFA is a systematic approach to financial modeling in which financial figures are projected under a variety of possible…
Institution partenaire
English / 01/01/2007
Self-Organisation and Self-Reference in the Cognition of Organizations
Institution partenaire
English / 01/01/2007
The Conglomerate Discount: A New Explanation Based on Credit Risk
We present a simple new explanation for the diversification discount in the valuation of firms. We demonstrate that, ceteris paribus, limited liability of equity holders is sufficient to explain a diversification discount. To derive this result, we use a credit risk model based on the value of the firm's assets. We show that a conglomerate can be regarded as an option on a…
Institution partenaire
English / 16/12/2006
Suicide Attempts as Social Goal-Directed Systems of Joint Careers, Projects, and Actions
In the present study we examined to what extent persons who attempt suicide describe their attempt in terms of social, joint processes. Psychotherapists interviewed 40 patients hospitalized in a general hospital for a few days after an attempted suicide. The content of the interviews was analyzed for the level of systemic processes the patients referred to (that is, action, project,…
Institution partenaire
English / 07/12/2006
Are the effects of training programmes in Germany sensitive to the choice and measurement of labour market outcomes?
We reconsider the evidence of Lechner, Miquel and Wunsch (2004, 2005) on the effectiveness of training programmes for the unemployed conducted in East and West Germany in the period 1993-1994 by investigating whether, and if so, how overall policy conclusions depend on the particular choice of the outcome variable. We find that different measures of employment and earnings provide…
Institution partenaire
English / 01/12/2006
Performance Measurement of Hedge Funds Using Data Envelopment Analysis
Data envelopment analysis (DEA) is a nonparametric method from the area of operations research that measures the relationship of produced outputs to assigned inputs and determines an efficiency score. This efficiency score can be interpreted as a performance measure in investment analysis. Recent literature contains intensive discussion of using DEA to measure the performance of…
Institution partenaire
English / 01/12/2006
Trade Conflicts: The Role of WTO Dispute Settlement
Role of WTO dispute settlement for the steel industry.
Institution partenaire
English / 09/11/2006
Jay W. Forrester - Operational Researcher: Creator of the System Dynamics Field Joins IFORS' OR Hall of Fame
Jay Wright Forrester's distinghished career at MIT led to his founding the field of system dynamics. By adopting servomechanistic ideas he created a new approach to simulating the behavior of social systems, to explaining that behavior and to crafting effective long-term policies. he established the subject as an academic discipline at MIT's Sloan School and led high-…
Institution partenaire
English / 01/11/2006
Analyzing Active Investment Strategies
The article examines strategies for making financial investments by using a decomposition of the non-central tracking error variance to indicate how actively assets are managed. This method examines how much risk the asset manager takes in investments by analyzing positive and negative returns. Two mathematical models are presented to analyze the active management of investments. The…
Institution partenaire
English / 21/10/2006
Changing Gender: The Discursive Construction of Equal Opportunities
This article provides a discursive perspective on the dilemmas of sameness and difference feminisms and their consequences for change projects. It explores how equal opportunity officers dealing with gender issues and introducing equality legislation in practice construct the meaning of equal opportunities. The analysis of the interpretative repertoires and ideological dilemmas drawn…
Institution partenaire
English / 10/10/2006
The Evolution of Organizational Cybernetics
The purpose of this contribution is to give an overview of the origins and further developments of Organizational Cybernetics, its transdisciplinary nature and its links to different areas of science, i.e., both natural sciences and the humanities.
Institution partenaire
English / 28/09/2006
Bias Reducing Estimation of Treatment Effects in the Presence of Partially Mismeasured Data
Labor market policy evaluation studies often rely on a merged database from different administrative entities, where part of the information might be archived with varying quality in different sources. Suppose that one observes inter alia a variable of dubious quality for the entire population and the same variable for a subgroup, say the treated, with good quality from an extra…
Institution partenaire
English / 24/09/2006
Diversity and differences in organizations between normalization, marginalization, and alterization - a discourse psychological approach
Institution partenaire
English / 19/09/2006
Financial performance of privately held family firms
The present text examines how the organizational input variable "family" and the financial output variable "return" are interrelated. This question is crucial since there are serious doubts brought forward by Schulze et al. (2003) whether family firms really exhibit the ideal precondition of low agency costs as hypothesized by Fama and Jensen (1983a and 1983b).…
Institution partenaire
English / 18/09/2006
The Effect of Market Regimes on Style Allocation
We analyse time-varying risk premia and the implications for portfolio choice. Using Markov Chain Monte Carlo (MCMC) methods, we estimate a multivariate regime-switching model for the Carhart (1997) four factor model. We find two clearly separable Regimes with different mean returns, volatilities and correlations. In the High-Variance Regime, only value stocks deliver a good…
Institution partenaire
English / 16/09/2006
The Simple Analytics of U.S. Antidumping Orders: Bureaucratic Discretion, Anti-Importer Bias, and The Byrd Amendment
Using a standard linear version of the Bertrand duopoly model of competition, I analyse the effect on firm pricing behaviour of three prominent features of the U.S. antidumping system. I identify the circumstances under which these features eliminate dumping entirely as well as their effects on the profitability of the import-competing and foreign firms. The Byrd Amendment, which has…
Institution partenaire
English / 01/09/2006
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