Brazil’s foreign and trade relations with Sub-Sahara Africa (SSA) date back to the Portuguese slave trade. Of the 9.5 million people captured in Africa and brought to the New World between the 16th and 19th centuries, nearly 4 million landed in Rio de Janeiro, i.e. ten times more than all...

In his seminal “Clio and the Economics of Qwerty”, Paul David indicates Thorstein Veblen’s famous discussion of the British system of coal rail haulage as an intellectual antecedent to the idea of lock in. This note documents how Albert G. Keller, a Yale sociologist contemporary of Veblen,...