Articles tagged with Game Theory
Comprehensive exploration of living organisms, biological systems, and life processes across all scales from molecules to ecosystems. Encompasses cutting-edge research in biology, genetics, molecular biology, ecology, biochemistry, microbiology, botany, zoology, evolutionary biology, genomics, and biotechnology. Investigates cellular mechanisms, organism development, genetic inheritance, biodiversity conservation, metabolic processes, protein synthesis, DNA sequencing, CRISPR gene editing, stem cell research, and the fundamental principles governing all forms of life on Earth.
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Study of abstract structures, patterns, quantities, relationships, and logical reasoning through pure and applied mathematical disciplines. Encompasses algebra, calculus, geometry, topology, number theory, analysis, discrete mathematics, mathematical logic, set theory, probability, statistics, and computational mathematics. Investigates mathematical structures, theorems, proofs, algorithms, functions, equations, and the rigorous logical frameworks underlying quantitative reasoning. Provides the foundational language and tools for all scientific fields, enabling precise description of natural phenomena, modeling of complex systems, and the development of technologies across physics, engineering, computer science, economics, and all quantitative sciences.
Prof. Benjamin Weiss, a renowned mathematician, has been awarded the Israel Prize for his pioneering contributions to mathematics and computer science. His groundbreaking research has earned him international recognition and accolades from prominent institutions like the American Academy of Arts and Sciences.
Researchers at the University of Pennsylvania found that rewarding 'reformers' who improve the collective prediction regardless of their own personal accuracy leads to more accurate and diverse outcomes. This approach is more effective than rewarding 'niche experts' or 'experts', which can lead to a loss of diversity and accuracy.
Researchers used game theory and individual-based models to show how attack and defense strategies emerge as stable patterns, providing a theoretical framework for understanding predator–prey interactions. The study highlights the importance of sensory abilities for survival and challenges traditional views of predator-prey relationships.
The suspension of the Foreign Corrupt Practices Act generated record gains for companies involved in overseas corruption cases. Companies that had been subject to investigations or sanctions under the FCPA collectively gained around $39 billion, with individual companies recording increases in market capitalization of billions of dollars.
New research shows that targeted law enforcement actions can fragment networks but lead to reorganization into smaller, more specialized groups. This 'criminal opacity amplification' reduces visibility while preserving coordination.
A new study by Rice University researchers links legal sports betting to a measurable rise in violent and impulsive crime on game days. Crime levels surge when betting outcomes defy expectations, such as underdog wins, especially during games with close or tied scores that extend into overtime
This study investigates how environmental variability and human migration influence the evolution of cooperation among humans. Simulation results reveal that cooperation is more likely to evolve when these factors are sufficiently high, hindering non-cooperative groups and encouraging cooperative groups.
A new longitudinal study found that young people who engage in gaming habits with gambling-like elements are more likely to gamble with real money. The research team urges policymakers to broaden regulations beyond loot boxes and includes social casino games, prize wheels, and gambling videos in the scope.
A new study found that when people can tailor their actions to different individuals in their networks, they become significantly more cooperative, trusting, and fair. This contradicts standard experimental setups of cooperation, which underestimate people's prosocial potential.
A game theoretical model of cyberwarfare assesses Attacker and Defender costs, revealing that networks with fewer attack vectors benefit Defenders. Converging technological capabilities amplify conflicts, while centralized government control can provoke more aggressive attacks.
Kobe University's new web application combines quantum game theory with jazz improvisation to explore creativity. Users can interact in a 'quantum jam session', receiving real-time visual and auditory feedback on their strategies.
A large-scale study examining the impact of testosterone on economic decision-making has found no significant effects. The study, which involved 1,000 men, used a double-blind trial to test the influence of testosterone on risk-taking, generosity, and competitiveness.
A new attack, Infiltrated Selfish Mining (ISM), could reshape the rules of Bitcoin mining by allowing attackers to profit simultaneously. ISM avoids the miner's dilemma and yields up to 1.52 times more rewards than previous attacks.
A study published by the American Psychological Association found that people tend to trust individuals from lower-income backgrounds more than those from privileged upbringings. The research suggests that people draw a clear line between someone's childhood and their current socioeconomic status.
A study examines the effects of BOAS on consumers, firms, and the environment. The research reveals that BOAS may decrease consumer surplus when professional consumers dominate, but offers a better experience for consumers. Implementing BOAS can reduce waste and energy consumption.
Researchers developed models to study EV's influence on human cooperation, revealing regional variability promotes cooperation in resource-poor areas. The findings provide new perspectives for archeological inquiry and insights into modern society's cooperative behavior.
Researchers found people in Japan are less likely to exploit cooperative AI agents compared to humans, while Westerners take advantage of robots more often due to guilt over human exploitation. Cultural differences may shape the future of automation.
Researchers at the University of Birmingham discovered that presenting information in areas where participants are naturally drawn to it can influence cooperative choices. This is particularly effective when cooperation information is placed at the bottom of the screen, contrary to natural reading patterns.
A new study in JSTAT introduces a hiring strategy model that suggests dividing candidates into two groups: those to be evaluated and rejected upfront, and those to be selected based on their performance relative to previous hires. The optimal approach depends on the company's objective, balancing quality and speed.
A research team identified simple rules governing decision-making during epidemics, which balance infection costs and social distancing. The guidelines predict population behavior based on disease reproduction number and infection cost, offering a new tool for governments to design intervention strategies.
The Association for Computing Machinery (ACM) has named 56 professionals as Distinguished Members, selected by peers for significant technical achievements and volunteer service. The program recognizes up to 10% of the global ACM membership based on professional experience and impact in computing.
The Association for Computing Machinery (ACM) has named 55 Fellows for their transformative contributions to computing science and technology. The inductees represent a diverse range of fields, including cybersecurity, artificial intelligence, human-computer interaction, machine learning, and programming languages.
Economics research in the Soviet Union was severely restricted due to ideological barriers and censorship, hindering its progress. In contrast, mathematicians continued to contribute to international research, with some of their work directly influencing economic theory.
Researchers at ISTA discovered novel network structures that boost cooperation throughout a system. These structures have the potential to be applied in biology, particularly in bioreactors, to speed up evolution and cultivate microorganisms. The findings could also improve cooperation in computer science-based systems.
Dartmouth researchers propose a new way of thinking about masking and social distancing rules using game theory, considering them as two distinct actions. The study finds that people respond differently to these measures based on their perception of the disease's severity, trending towards masking or no protective action over time.
Researchers identify two robust social norms that protect cooperative behavior from defector invasions and reputation costs. These norms shield justified defection, allowing cooperation to persist, while others negatively evaluate unjustified cooperation, excluding free-riders.
A groundbreaking study found that individuals tend to cooperate even after being defected in social situations, contradicting traditional game theory models. The research suggests that humans are more forgiving and cooperative than previously thought, inspiring a need for revised models of game theory.
A new model reveals that cooperative behaviour between species may break down when conditions are ripe for mutual benefit. Researchers found that as cooperation becomes easier, it can unexpectedly disappear, with asymmetric clusters forming and interacting across lattices.
A modeling study suggests that one-sided interspecies cooperation can emerge and persist over time, with only one species benefiting. The authors use evolutionary game theory and the prisoner's dilemma to model this phenomenon, finding that natural selection may favor asymmetric states where one species exploits another.
Researchers used supercomputer simulations to study the evolution of social norms in subdivided communities. They found that these communities facilitate the emergence and stability of cooperative norms, which are essential for sustained cooperation.
A new study suggests that increased knowledge can backfire when individuals prioritize their own interests over the greater good. The 'knowledge curse' concept, coined by Cornell University economists, highlights the potential for enhanced understanding to hinder cooperation and lead to worse outcomes.
A recent study published in PLOS Biology reveals that people can infer hidden social preferences by observing how fast others make social decisions. By analyzing response times and options, participants were able to predict the other person's preference even if they didn't know what choices were made.
A team of researchers from the University of Pennsylvania explored how Bayesian and abductive reasoning can be used to model social dynamics. They found that in some scenarios, simple guesswork can lead to more cooperation than complicated calculus, while in others it may result in less cooperation due to stricter judgment criteria.
A team of researchers has developed a novel approach using game theory to maximize Wi-Fi performance by optimizing user positions. By analyzing the incentives for all users, their potential game model condenses the impact of new users and inter-user interference into a single function.
Researchers at Nagoya University developed a framework for evolving AI agents with diverse personality traits using large-scale language models. The study found that AI agents can switch between selfish and cooperative behaviors, mirroring human behavior.
Researchers from Stockholm University and University of Neuchâtel discover social bonds in group-living animals develop over time through mutual aid and shared activities. Existing members actively initiate new friendships with recruits, expanding the social network.
Scientists develop a new mathematical principle to understand cooperation among individuals with different characteristics. Their model suggests that a more equal distribution of resources is necessary for diversities to sustain cooperation, but not for maximum general welfare.
Gossiping provides a social benefit by disseminating information about people's reputations, helping recipients connect with cooperative individuals while avoiding selfish ones. This allows gossipers to gain an evolutionary advantage as their actions influence others' behavior and encourage cooperation.
A study by the University of the Basque Country uses game theory to establish that tumours with less cellular heterogeneity are more aggressive. The work suggests a fresh theoretical approach for new therapeutic strategies, focusing on preserving high intratumour heterogeneity.
A new study by Chiba University professor Shin Kishimoto applies game theory to technology licensing, revealing stable schemes that maximize profits for both parties. The research shows fee licensing is not always beneficial, but granting licenses can boost total surplus.
Researchers found that participants preferred 60-70 options from ChatGPT, citing high perceived accuracy and increased intent to purchase. This contradicts traditional choice overload theories, highlighting the impact of personalized recommendations on consumer decision-making.
A recent paper by University of Auckland academics explores why losing politicians fight back, highlighting the role of electoral integrity in ensuring power transitions. Protests, election results clarity, and transparent processes interact to determine an incumbent's decision to step down.
A new game theory model developed at ISTA finds that both information and ignorance can lead to cooperative outcomes in changing environments. The model, based on stochastic games and algebra, quantifies the benefits of ignorance in around 80-90% cases, highlighting counter-intuitive instances where it is optimal for cooperation.
A game theory study from Dartmouth College reveals that being uncooperative can lead to a more equal outcome, even for the weaker party. By refusing to fully cooperate, players can resist extortion and ultimately achieve a better payoff.
Researchers have developed a simulation of how people behave on roads based on cognitive theories, accurately reproducing pedestrian and driver behaviors in common scenarios. The model predicts complex underlying cognitive mechanisms that contribute to the difficulty in creating self-driving vehicles.
Researchers developed a model that considers multiple coexisting social norms and studied how these norms might compete as individuals learn from one another. Key findings include the success of 'stern judging' in promoting cooperation, particularly in situations where individuals show a preference for interacting within their own group.
Researchers found that humans achieve dynamic balance by taking turns, while monkeys use static strategies that often result in one player losing out over time. Monkeys can learn to coordinate dynamically with human partners but then compete with each other.
Researchers have proved that a long-standing game theory dilemma does not exist in the wall pursuit game, introducing a new method of analysis that proves there is always a deterministic solution. This discovery opens doors to resolving other similar challenges and enables better reasoning about autonomous systems.
A complex system economic model shows that inequality boosts intolerance, but redistribution of wealth can prevent its spread. Economically disfavored individuals from minority groups may prioritize helping wealthy individuals over their own group when discriminated against.
A new game theory study by Professor Claudius Gros finds that unregulated competition can lead to catastrophic poverty for investors, with profits scaling as 1/N². Cooperation among investors can avoid this damage, resulting in a net profit corresponding to the number of investors.
Biologists from the University of Pennsylvania explored how symbiotic relationships between species evolve to become specific or general, cooperative or antagonistic. They found that cooperative partnering strategies could persist in populations with one specialized host and a corresponding specialized symbiont.
A recent study using game theory explains why people with experience don't report sexual misconduct, citing a 'first mover disadvantage' and uncertainty over others' actions. Reporting improves when individuals are aware of other reports, problematic behavior is penalized, or targeted employees receive damage awards.
Researchers propose an alternative redistricting procedure that takes input from two major political parties and results in quantifiably fairer district maps. The bisection protocol, inspired by the
The Lombard effect is a cycle where individuals speak louder to be heard over background noise, increasing overall din. Researchers propose technology solutions and design changes to minimize the effect, such as individualized conversations via smart earbuds or altering wall absorption in spaces.
A game-theory-based approach explains the emergence of moral norms through the coupling of two games: social dilemma and coordination tasks. Cooperation can pay off when individuals prioritize group benefits over personal interests, leading to a self-sacrificing behavior that benefits all parties.
A new study found that Chinese incursions into Aksai Chin region are not random, but part of a strategically planned effort to gain control. The researchers believe deterrents could be established in specific areas to defuse tensions along the entire border.
A study by Max-Planck Researchers found that individuals learn to use rewards specifically to promote good behavior when others also learn about them. The researchers used game theory to explain how reputation affects cooperation and rewarding policies.
Researchers from NC State University have developed a dynamic computational tool to help improve user access to electric vehicle (EV) charging stations. The technique accounts for factors such as charging time, cost, and wait times to provide users with the most convenient options.
A new study by Martin-Luther-University Halle-Wittenberg found that using only students in experiments can lead to biased results, as their decisions differ from those of other population groups. The study compared agricultural science students to farmers and found differences in risk-taking, patience, trust, and generosity.
A research team used game theory to analyze cooperation in networks and found that networks with a high level of cooperation can emerge if individuals take a clear-cut position against free riders. The study also showed that if contributors leave an environment too quickly, it leads to a lower level of cooperation.