Social Development and Human Welfare
Welfare and its measures
Human welfare is the quality of people's lives: health, education, nutrition, shelter, safety, dignity and participation. Distinguish needs (survival essentials) from wants. Poverty is measured absolutely (below a fixed line such as a national poverty datum line) and relatively (compared with the average in that society). The poverty headcount ratio is the share of people below the line; the poverty gap measures how far below they fall. Welfare is also captured by the Human Development Index (life expectancy; mean and expected years of schooling; GNI per capita), literacy rates, infant and maternal mortality, and access to clean water and sanitation.
Policy instruments
Understand human capital: education and health are investments, not consumption. Social protection includes pensions, cash transfers, school feeding, public works, and grants for disability or orphaned children. Equity issues include gender gaps, rural–urban gaps, disability, vulnerable children and the elderly. Access, quality and affordability are three separate problems.
Traps
Relative poverty exists even in rich countries. Absolute poverty lines are fixed, so a rise in average income can leave the headcount unchanged. The HDI is a composite of three dimensions, not a full measure of wellbeing or environment. A service that exists is not necessarily used or effective - a clinic without drugs or staff is not real access. Correlation is not cause.
Worked example
In a district of 200 households, 30 fall below the poverty datum line. Headcount ratio = 30 ÷ 200 × 100 = 15%. If those 30 households are a combined 60,000 pula below the line, the average shortfall is 2,000 pula each - a figure you can use to cost a targeted transfer.