Agriculture generates roughly one-quarter of global greenhouse gas emissions. By 2050, without major mitigation efforts, agricultural emissions are likely to reach levels that would make meeting global climate targets practically unachievable. Meanwhile, countries that produce two-thirds of the...

Economists have long held that broad-based agricultural growth is the most powerful source of poverty reduction in developing countries where most of the rural population is engaged in agriculture (Johnston and Mellor 1961; Mellor 1974; Lipton 2006). However, in Zambia’s case, despite sustained and...