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Sjögren, Anna; Sällström, Susanna - Institutet för Näringslivsforskning (IFN) - 2004

The dynamics of self-confidence are modelled in an environment where rational individuals optimally choose educations and occupations with the aim to acquire productive skills while learning about ability. It is shown how the presence of uninformative options can trap individuals below their...

Persistent link: https://www.econbiz.de/10005771083

Graded Children – Evidence of Longrun Consequences of School Grades from a Nationwide Reform

Sjögren, Anna - Institutet för Näringslivsforskning (IFN) - 2010

Swedish elementary school children stopped receiving written end of year report cards following a grading reform in 1982. Gradual implementation of the reform creates an opportunity to investigate the effects of being graded on adult educational attainments and earnings for children in the...

Persistent link: https://www.econbiz.de/10008468496

Occupational Choice and Incentives: The Role of Family Background

Sjögren, Anna - Institutet för Näringslivsforskning (IFN) - 2000

A model of occupational choice and human capital investment is developed and tested. The model allows family background to influence occupational choice via access to economic resources, differences in costs of schooling, and ability uncertainty. The model predicts that people are more sensitive...

Persistent link: https://www.econbiz.de/10005190636

On the Timing of Education

Sjögren, Anna; Saez-Marti, Maria - Institutet för Näringslivsforskning (IFN) - 2004

We propose a simple investment model which shows that, in the presence of fluctuations in and uncertainty about the opportunity cost of time, marginal individuals may choose to delay their education if the opportunity cost of time is temporarily high. Importantly, it is when the completion of...

Persistent link: https://www.econbiz.de/10005645375

Knowledge and Structure

Fioretti, Guido - EconWPA - 2002

This article presents a formalization of knowledge based on a connectionist model of a firm's structure. Transaction … costs are not ignored, but integrated with the knowledge-based approach. A numerical example on the canonical comparison of …

Persistent link: https://www.econbiz.de/10005561473

A Model of Primary and Secondary Waves in Investment Cycles

Fioretti, Guido - EconWPA - 2002

. Uniting Schumpeter's concern for innovation with Keynes' concern for uncertainty and expectations formation, this article … focuses on the behaviour of entrepreneurs confronting uncertainty caused by innovation. Entrepreneurs' behaviour is … opened up by a successful innovation generates a state of optimism in the minds of single entrepreneurs, which eventually …

Persistent link: https://www.econbiz.de/10005077089

Evidence Theory: A Mathematical Framework for Unpredictable Hypotheses

Fioretti, Guido - EconWPA - 2002

Shafer's evidence theory is a branch of the mathematics of uncertain reasoning that allows for novel possibilities to be conceived by a decision-maker. Many of its findings exhibit striking similarities with an alternative decision theory purported by Shackle in the 1950s, before expected...

Persistent link: https://www.econbiz.de/10005125582