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Framing Effects03:26

Framing Effects

Information is everywhere and its presentation—such as how and when items are presented—can impact our perceptions and decisions surrounding the info. This broad concept umbrellas framing effects—influences that occur due to the way information is framed in its appearance, whether it’s purely the order or the specific wording of a message. Let’s take a look at numerous ways in which two versions of something can objectively say the same thing, yet we respond in different ways based on the...
Self-Discrepancy Theory02:45

Self-Discrepancy Theory

One influential perspective on what motivates people's behavior is detailed in Tory Higgin's self-discrepancy theory (Higgins, 1987). He proposed that people hold disagreeing internal representations of themselves that lead to different emotional states.
Social Traps01:41

Social Traps

Social traps are negative situations where people get caught in a direction or relationship that later proves to be unpleasant, with no easy way to back out of or avoid. The concept was orignally introduced by John Platt who applied psychology to Garrett Hardin's "Tragedy of the Commons", where in New England herd owners could let their cattle graze in the common ground. This situation seems like a good idea, but an individual could have an advantage. If they owned more cows, the larger...
Timing and Consequences on Behavior01:08

Timing and Consequences on Behavior

In operant conditioning, the timing of reinforcement is crucial. For animals like rats and cats, immediate reinforcement (within a few seconds) is much more effective than delayed reinforcement. For example, a food reward for a rat needs to follow within 30 seconds of pressing a bar to be effective. 
Humans, however, can respond to delayed reinforcers. We often make decisions between immediate small rewards and delayed larger rewards. This ability to delay gratification is a significant factor...
Incentive Theory: Pull Theory of Motivation01:18

Incentive Theory: Pull Theory of Motivation

Incentive theory, or the "pull theory" of motivation, suggests that external rewards primarily drive behavior. Individuals are motivated to engage in activities when they anticipate a desirable outcome. This is why people often work hard for promotions or study intensively to achieve high grades. These incentives can be tangible, physical rewards such as money or promotions, or intangible, non-physical rewards like praise and social recognition.
The theory differentiates between intrinsic and...
Social Exchange Theory02:06

Social Exchange Theory

We have discussed why we form relationships, what attracts us to others, and different types of love. But what determines whether we are satisfied with and stay in a relationship? One theory that provides an explanation is social exchange theory. According to social exchange theory, we act as naïve economists in keeping a tally of the ratio of costs and benefits of forming and maintaining a relationship with others (Rusbult & Van Lange, 2003).

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Related Experiment Video

Updated: Jul 14, 2026

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies
08:24

The Joint Effect of Social Comparison and Social Distance on Evaluation of Intertemporal Choice Outcomes in Event-related Potential Studies

Published on: August 25, 2023

Extrinsic goals and time tradeoff.

Marjon van der Pol1, Alan Shiell

  • 1Health Economics Research Unit, University of Aberdeen, Scotland. m.vanderpol@abdn.ac.uk

Medical Decision Making : an International Journal of the Society for Medical Decision Making
|June 23, 2007
PubMed
Summary

Recent mothers value life-years more than the general population, influenced by the goal of raising children. However, qualitative data reveal complex motivations beyond a simple target life expectancy in health valuation surveys.

Area of Science:

  • Health Economics
  • Decision Science
  • Psychology

Background:

  • Investigates the extrinsic goals hypothesis within Time Tradeoff (TTO) valuation.
  • Focuses on the extrinsic goal of raising children to maturity.
  • Examines how this goal influences life expectancy targets in health state valuations.

Purpose of the Study:

  • To test the extrinsic goals hypothesis in Time Tradeoff (TTO) valuation.
  • To explore the role of target life expectancy in health valuation among recent mothers.
  • To understand how parenthood influences health state preferences.

Main Methods:

  • Employed a mixed-methods approach combining quantitative and qualitative data.
  • Elicited values for 4 EQ-5D states from 30 recent mothers.

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  • Utilized qualitative interviews to explore the use of target life expectancy.
  • Main Results:

    • Recent mothers valued life-years differently than the general population, aligning with the target life expectancy hypothesis quantitatively.
    • Qualitative data provided nuanced insights, suggesting the target life expectancy hypothesis was not fully supported.
    • Parenthood influenced the extent of trade-offs for better health, but not the decision to trade itself.

    Conclusions:

    • Recent parents assigned higher value to life-years over quality of life.
    • Parenthood modifies the magnitude of health-state trade-offs, not the fundamental willingness to trade.
    • Combined quantitative and qualitative analysis was crucial for understanding these complex health valuation dynamics.