Private schools cater for around 1 in 5 students from pre-primary to the end of secondary education, a share that has not changed materially since 2015. They enjoy greater autonomy, suffer fewer shortages of all kinds and handled the COVID-19 pandemic better than public schools. Although their...

Purchasing power parities (PPPs) are the rates of currency conversion that try to equalise the purchasing power of different currencies, by eliminating the differences in price levels between countries. The basket of goods and services priced is a sample of all those that are part of final...