This was reported on the Nobel Committee on Twitter.

The 2019 Sveriges Riksbank Prize in Economic Sciences in Memory of Alfred Nobel has been awarded to Abhijit Banerjee, Esther Duflo and Michael Kremer “for their experimental approach to alleviating global poverty.” #

- The Nobel Prize (@NobelPrize) October 14, 2019

It is noted that they received the prize "for an experimental approach to the fight against poverty."

Earlier, the Ethiopian Prime Minister Abia Ahmed Ali received the Nobel Peace Prize.