Inequality of bargaining power | gender inequality | Wirtinger's inequality | Steffensen's inequality | Samuelson's inequality | Minkowski inequality | Inequality for All | Hölder's inequality | Hitchin–Thorpe inequality | Fisher's inequality | Economic inequality | chromosomal rearrangement | Chebyshev's sum inequality | Cauchy's inequality | Cauchy–Schwarz inequality |
Chebyshev's sum inequality, rearrangement inequality (These two articles may shed light on the mathematical properties of Spearman's ρ.)