Diversity hinders group performance by increasing information asymmetries

Homophily slows learning which hinders group performance

Diversity slows initial learning but increases learning in the long run

Diversity helps team performance because everyone knows the same things

there is a negative correlation between gender diversity and firm performance and that this is driven by well-governed firms

that a higher percentage of female directors hurt cause firms, especially well-governed firms, to generate less profits 

gender quotas for board directors can positively affect firm value because women have better attendance records 

overall there is no significant relationship between gender diversity and firm performance

no significant relationships between the fraction of women or minorities on the board and firm value

that a lower fraction of women or minorities on the board diminishes firm value

that a higher fraction of women or minorities on the board leads to higher firm value

significant positive relationships between the fraction of women or minorities on the board and firm value

Price of output

Cost of capital

Productivity

Cost of labor

Diversity does not affect team production

There are countervailing effects that may lead diversity to improve or hinder team production

Diversity is bad for team production

Diversity is good for team production

Type of task: the task in Hoogendoorn et al. (2013) required more creativity than the task in Lyons (2017)

Dimension of diversity: Hoogendoorn et al. (2013) studied gender diversity, while Lyons (2017) studied nationality diversity

Different timeline: the Lyons (2017) teamwork task was much shorter than Hoogendoorn et al. (2013)

Language: subjects in Hoogendoorn et al. (2013) all spoke the same language while subjects in Lyons (2017) did not

Diversity in teams leads to greater team productivity due to communicating the same idea in different ways

Diversity makes it easier to communicate within a team

Labor markets segregate to reduce transaction costs of intergroup communication

Cultural differences increase trade and economic interactions

Greater trust in each other performing work tasks

More information about how to perform work tasks

More approaches to performing tasks

More perspectives on how to perform tasks

there is systemic gender discrimination in the Australian labour market

women earn on average less than men 

that gender quotas are necessary to increase female representation in leadership positions 

there is unequal pay for equal work

Productivity

Cost of Labor

Cost of Capital

Shareholder Sentiment