"The paper studies regional (spatial) inequality in the five most populous countries in the world: China, India, the United States, Indonesia, and Brazil in the period 1980-2000. They are all federations or quasi-federations composed of entities with substantial economic autonomy. Two types of...

Brazil has been one of the countries most affected by the COVID-19 pandemic in the region. In June 2021, it was the country with the second-highest rate of deaths per million and the fourth by the number of cases per million in Latin America and the Caribbean. The effects of the health crisis...