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A coplanar force system refers to a set of forces that all lie in the same plane and are subject to different reactions between the point of contact and the supports. Understanding how different types of supports affect coplanar forces is crucial for designing safe and reliable structures that can withstand external loads.
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Related Experiment Video

Updated: Jul 3, 2026

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

The Social Dimension of Stress: Experimental Manipulations of Social Support and Social Identity in the Trier Social Stress Test

Published on: November 19, 2015

Third-party support for strike action.

E Kevin Kelloway¹, Lori Francis, Victor M Catano

¹Department of Management, Saint Mary's University, Halifax, Nova Scotia, Canada. kevin.kelloway@smu.ca

The Journal of Applied Psychology

|July 23, 2008

Summary

This summary is machine-generated.

Public support is crucial for labor strikes, influencing striker morale and strike length. Research shows that positive union attitudes and beliefs in fairness significantly predict public support for strikes, encouraging actions like respecting picket lines.

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Area of Science:

Labor relations
Social psychology

Background:

Labor strikes often rely on public support, impacting striker morale and strike duration.
Previous research has overlooked the role of third-party public support in labor disputes.

Purpose of the Study:

To develop and validate a new measure of third-party strike support.
To identify predictors of public support for labor strikes.

Main Methods:

Two studies were conducted to assess the reliability and dimensionality of the new third-party strike support measure.
Statistical analyses were used to determine the relationship between union attitudes, perceptions of distributive justice, and strike support.

Main Results:

The new measure of third-party strike support was found to be unidimensional and highly reliable.
Union attitudes and perceptions of distributive justice were significant predictors of support for strike action.
Individuals more supportive of unions and those perceiving the contract as unfair were more likely to support the strike.

Conclusions:

Public support plays a significant role in labor strikes.
Union attitudes and perceived fairness are key drivers of public support for strikes.
Understanding these factors can inform strategies for labor dispute resolution.