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Generalized monotone additive latent variable models

For manifest variables with additive noise and for a given number of latent variables with an assumed distribution, we propose to nonparametrically estimate the association between latent and manifest variables. Our estimation is a two step procedure: first it employs standard factor analysis to estimate the latent variables as theoretical quantiles of the assumed distribution;...

Institution partenaire

Université de Genève

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English / 01/01/2010

EuroCow, the Calibration and Orientation Workshop (Euro- pean Spatial Data Research)

This research presents methods for detecting and isolating faults in multiple Micro-Electro-Mechanical System (MEMS) Inertial Measurement Unit (IMU) configurations. Traditionally, in the inertial technology, the task Fault Detection and Isolation (FDI) is realized by the parity space method. However, this approach performs poorly with low-cost MEMS-IMUs, although, it provides...

Institution partenaire

Université de Genève

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English / 01/01/2010

Goodness-of-fit for Generalized Linear Latent Variables Models

Generalized Linear Latent Variables Models (GLLVM) enable the modeling of relationships between manifest and latent variables, where the manifest variables are distributed according to a distribution of the exponential family (e.g. binomial or normal) and to the multinomial distribution (for ordinal manifest variables). These models are widely used in social sciences. To test the...

Institution partenaire

Université de Genève

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English / 01/01/2010

Filtrations

In this article, we define the notion of a filtration and the related notion of the usual hypotheses. We then explain the problem of enlargements of filtrations: how are (semi)martingales affected under a change of filtrations? We state the main theorems in the classical frameworks of initial and progressive enlargements of filtrations. In the case of initial enlargements of...

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English / 01/01/2010

Modeling client rate and volumes of non-maturing accounts

In this paper we develop models for the client rate and the volumes of non-maturing accounts. We test the hypothesis that movements in the client rate are dependent upon the market rates regime. We find that the responsiveness of the client rate is symmetric to changes in the short rate, but asymmetric to changes in the longer market rates. Furthermore, the speed of adjustment of the...

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English / 01/01/2010

Corporate taxation, debt financing and foreign-plant ownership

This paper compares domestically and foreign-owned plants with respect to their debt-to-assets ratio and analyzes to which extent the difference is systematically affected by corporate taxation. To derive hypotheses about influence of corporate taxation on a firm's debt financing we adapt a standard model of taxation and financing decisions of firms for the case of international...

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English / 01/01/2010

Public Policy, Venture Capital and Entrepreneurial Finance

Venture capital has become an important source of financing young entrepreneurial firms. Venture capital backed firms are often perceived as more innovative and as creating more value than others. Perhaps for this reason, policy makers are keen to create a good institutional framework to facilitate the development of an active venture capital industry. We explore the role of tax...

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English / 01/01/2010

Performance and Governance of Swiss Pension Funds

We investigate the relationship between pension fund governance and investment performance. For this purpose, we develop the Swiss Pension Fund Governance Index (SPGI) which is a standard metric for the governance quality of Swiss pension funds. The empirical analysis is based on a sample of 96 pension funds with total assets of more than CHF 190 billion. We find evidence for...

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English / 01/01/2010

Veja: Sneakers with a conscience

This case illustrates the founding and growth of Veja, the first eco sneaker company in the world in the broader context of the emergence of the ethical fashion movement.

English / 01/01/2010

Queering Space : Heterotopic Life in Derek Jarman's Garden

Understanding the study of sexual spaces as heterotopological, this article argues that, in the context of sexual minorities, new forms of sexual identity that contest the dominant forms are generated and practiced in specific, 'other', spaces and timings, so-called 'heterotopias'. To develop and illustrate this argument, the garden and gardening practices of...

English / 01/01/2010

Participative Organizing as Relational Practice

This book focuses on the concept and role of relational practices as a way to understand, conceive, and study processes of organization, and subscribes to a processual view of organization that, since Weick's seminal book The Social Psychology of Organizing, has turned the study of organizations into one of organizing. More than 30 years later, the field of organizing has...

English / 01/01/2010

The Importance of Looking toward the Future and Building on the Past: Entrepreneurial Risk Taking and Image in Family Firms

Drawing on organizational identity theory, we develop a model linking family ownership and expectations, entrepreneurial risk taking, and image in family firms to explain family firm growth. Testing our model on a sample of 163 Swiss family firms, we suggest that entrepreneurial risk taking and image can both lead to growth in family firms. We further find that family expectations...

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English / 01/01/2010

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