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What Is Ecological Rationality?

Peter M. Todd and Gerd Gigerenzer

in Ecological Rationality: Intelligence in the World

Published in print:
2012
Published Online:
May 2012
ISBN:
9780195315448
eISBN:
9780199932429
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195315448.003.0011
Subject:
Psychology, Cognitive Psychology, Human-Technology Interaction

In our uncertain world, more information and computation do not always yield better decisions—simple heuristics that employ few cues and little processing can often match or beat optimizing ... More


Ecological Rationality: The Normative Study of Heuristics

Gerd Gigerenzer and Peter M. Todd

in Ecological Rationality: Intelligence in the World

Published in print:
2012
Published Online:
May 2012
ISBN:
9780195315448
eISBN:
9780199932429
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780195315448.003.0142
Subject:
Psychology, Cognitive Psychology, Human-Technology Interaction

Logic and probability theory have been the traditional arbiters of the normative question of how to make good decisions, while psychology has been relegated to studying the descriptive question of ... More


Optimal versus Naive Diversification: How Inefficient Is the 1/N Portfolio Strategy?

Victor DeMiguel, Lorenzo Garlappi, and Raman Uppal

in Heuristics: The Foundations of Adaptive Behavior

Published in print:
2011
Published Online:
May 2011
ISBN:
9780199744282
eISBN:
9780199894727
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/acprof:oso/9780199744282.003.0034
Subject:
Psychology, Cognitive Psychology, Human-Technology Interaction

This chapter evaluates the out-of-sample performance of the sample-based mean-variance model, and its extensions designed to reduce estimation error, relative to the naive 1/N portfolio. Of the ... More


Specialist versus Generalist Decision Making

Armin W. Schulz

in Efficient Cognition: The Evolution of Representational Decision Making

Published in print:
2018
Published Online:
September 2018
ISBN:
9780262037600
eISBN:
9780262345262
Item type:
chapter
Publisher:
The MIT Press
DOI:
10.7551/mitpress/9780262037600.003.0008
Subject:
Psychology, Cognitive Psychology

A number of scholars argue that human and animal decision making, at least to the extent that it is driven by representational mental states, should be seen to be the result of the application of a ... More


The Ethics of Human Enhancement: An Overview and Framework

Janice H. Laurence and Joshua A. Carlisle

in Human Performance Optimization: The Science and Ethics of Enhancing Human Capabilities

Published in print:
2019
Published Online:
January 2019
ISBN:
9780190455132
eISBN:
9780190455156
Item type:
chapter
Publisher:
Oxford University Press
DOI:
10.1093/oso/9780190455132.003.0018
Subject:
Psychology, Cognitive Psychology, Cognitive Neuroscience

This chapter raises some ethical considerations and highlights the debate regarding the burgeoning field of human enhancement (HE) and performance optimization. The topic of human enhancement is ... More


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