RIO DE JANEIRO, BRAZIL - The monthly edition of the Covid-19 National Household Sample Survey (PNAD) estimated that the unoccupied population, which stood at 10.1 million at the start of the survey in May, has increased to 13.5 million in September, a record since official records began. There was a 4.3 percent increase in the month and 33.1 percent since May. The data were released on Friday, October 23rd, by the Brazilian . . .