AGRICULTURAL DEVELOPMENT AGRICULTURAL PRODUCTION AGRICULTURE ANIMAL HEALTH CENTRAL GOVERNMENT SPENDING CONSUMERS DECENTRALIZATION ECONOMIES OF SCALE FARMERS GDP GDP PER CAPITA GROWTH RATE INCOME LEVELS INCOME SUPPORT INCOMES MARKETING OPPORTUNITY COST OPPORTUNITY COSTS POSITIVE EXTERNALITIES POVERTY REDUCTION PRIVATE GOODS PRIVATE SECTOR PRODUCTION INPUTS PRODUCTIVITY PRODUCTIVITY GROWTH PUBLIC PUBLIC ECONOMICS PUBLIC EXPENDITURE PUBLIC EXPENDITURE REVIEW PUBLIC GOODS