Insight by History

Cities make wealth possible because urban concentration cuts transaction and transport frictions, boosts specialization, and accelerates knowledge spillovers, which together amplify productive activity and output.

Government agencies protect their institutional interests because departments derive jobs, funding, and authority from administering specific laws, so they resist data or policies that would shrink those programs and the careers tied to them.

A ruler's real power comes from getting others to act on their behalf because one person cannot perform tasks like building, law enforcement, and defense, so control over those who execute those functions translates into authority.

Welfare policies can weaken family formation because benefits that reward single-parent status or penalize cohabitation create incentives for people to divorce or avoid marriage to secure aid.

Because the power network is a shared resource, organizations and rules are required to allocate capacity, enforce operating practices, and manage access, which prevents conflicts and helps maintain stability.

Deliberately starving the countryside functions as political control because forcing people to focus on finding daily food robs them of the cognitive bandwidth and incentives needed to organize or question the regime.

Some industries locate outside cities because high urban land costs can outweigh the benefits of proximity, so space‑intensive or low‑margin operations move to cheaper locations to cut costs.

Democratic leaders invest in public goods because raising citizens' productivity expands the tax base, so even with lower tax rates the absolute resources available to reward supporters and fund government increase.