Yesterday, I took a look at competitive balance in MLB and found that MLB competitiveness was declining this season as compared to last season. So now, what I want
to look at is the level of team payroll inequality using team payroll data.
In the chart below is the MLB Team Payroll Gini coefficients from 2011
to 2019. As you can see, team payroll is highly unequal. Want to know
how to calculate the Gini coefficient? Look here.