Linked from
The 40 pages that link to Welfare economics, each with the reason it gives.
Market failureNarrower topic: Its tools connect market outcomes to efficiency and social welfare.
Amartya SenNarrower topic: Sen broadened its account of welfare beyond income and utility.
Vilfredo ParetoNarrower topic: Pareto efficiency became a central criterion in this field.
Cultural economicsNarrower topic: It frames assessments of cultural policy’s costs and benefits.