Jump to ContentJump to Main Navigation

You are looking at 1-3 of 3 items for:

  • Keywords: optimisation x
  • Human-Technology Interaction x
Clear All Modify Search

View:

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


View: