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Sociology

Singapore Management University

2020

Evolutionary psychology

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With A Little Help From My (Undesirable) Friends: The Influence Of Sex Ratio On Preferences For The Relative Mate Value Of Friends, Bryan Kwok Cheng Choy Jun 2020

With A Little Help From My (Undesirable) Friends: The Influence Of Sex Ratio On Preferences For The Relative Mate Value Of Friends, Bryan Kwok Cheng Choy

Dissertations and Theses Collection (Open Access)

The present research examined whether who men and women choose to befriend reflects evolved desires for managing intrasexual competition for mates. It is reasoned that individuals should display a stronger preference for others of relatively lower mate value to oneself when the local ecology exhibits signs of intense intrasexual competition (when the operational sex ratio [OSR] is most unfavorable). Conversely, an unfavorable OSR was expected to reduce the desirability of others of similar or higher mate value. The possibility that this effect would be sex differentiated was also examined. In particular, it was reasoned that these predictions should hold for …


Solving Mate Shortages: Lowering Standards, Searching Farther, And Abstaining, Peter K. Jonason, Simone L. Betes, Norman P. Li Feb 2020

Solving Mate Shortages: Lowering Standards, Searching Farther, And Abstaining, Peter K. Jonason, Simone L. Betes, Norman P. Li

Research Collection School of Social Sciences

Although much work on mating psychology has focused on mate preferences and responses to desirable sexual and romantic offers, less is known about what happens when individuals face a lack of mating options. We present 2 studies on (hypothetical) compensatory mating tactics. In Study 1 (N = 299), participants were asked to imagine they were struggling to find long-term and short-term mates and we revealed sex differences and context-specific effects consistent with parental investment theory. In Study 2 (N = 282), participants were asked to imagine they had been incapable of finding a short-term and long-term mate for 6 months …