Joe Studwell on Africa, Asia, and What Development Actually Requires

What It Covers

Joe Studwell, author of *How Africa Works*, joins Tyler Cowen to examine why low population density — not governance failures — has historically constrained African development, while assessing manufacturing prospects, agricultural gains, industrial policy effectiveness, and which countries show credible signs of economic progress.

Key Questions Answered

• •Population Density as Primary Constraint: Africa's development lag traces more to population density than governance or ethnic conflict. In 1960, Africa's density was one-fifth of Asia's and one-seventh of East Asia's — largely driven by an exceptionally severe disease burden. Investors and policymakers should weight demographic recovery as a leading indicator of long-term growth potential, ahead of governance metrics alone.
• •African Agricultural Growth as Private-Sector Signal: African agricultural GDP has grown at roughly 4.5% annually since 2000 — faster than any other world region. This growth is driven by farmer-led irrigation, with 3–4 million hectares added privately via individual pump purchases and boreholes. Agribusiness conglomerates like Tanzania's Bakreza now operate across 8–10 countries, signaling genuine private-sector maturation.
• •Manufacturing Labor Cost Arbitrage: Factory labor in Ethiopia and Madagascar runs $60–65 per month versus roughly $600 in China — a tenfold cost advantage. Robotics cannot close this gap because upfront robot costs exceed $100,000 per unit in garment production, and robots lack the demand-responsive flexibility of human labor, making African low-wage manufacturing viable for labor-intensive goods.
• •Industrial Policy Requires Competition to Work: Industrial policy succeeds when it combines cheap capital, export discipline, and domestic competition — as in East Asia — but fails when competition is absent, as in India under Mahalanobis. Stable, predictable growth rates of 5–8% were the critical signal East Asian developmental states sent to private investors, not headline GDP figures or subsidy volumes.
• •Energy Cost Trajectory Favors African Manufacturing: Ethiopia has already achieved electricity costs far below continental averages through aggressive hydro, wind, solar, and geothermal investment. Collapsing solar and wind costs mean African countries can realistically target cheap industrial electricity — historically the missing input — making energy no longer a structural barrier to manufacturing competitiveness for governments that pursue it deliberately.