रांखान्थियारि जौगाथाय आरो समाजयारि फोरमायथिफोराव सेननि बिग्रायारि बिहमाया बिथांनि राइथाय इकुयेलटि अफ ह्वात आव हानाय गोहोनि मोनदांथि दं।
Sen's revolutionary contribution to development economics and social indicators is the concept of "capability" developed in his article Equality of What.