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Black Friday, the United States import that falls on the Friday after Thanksgiving in late November, has since been embraced by European retailers as the quasi-official beginning of the Christmas shopping season. It was delayed this year due to COVID-19 by a week in France, to Dec 4.

Bilateral investment between the United States and China has been booming in recent years, with China's direct investment in the United States last year tripling to billion from 2015.

Blockchain's hallmark is decentralization. Data can be shared among a distributed network of computers with no need for middlemen. After being recorded in a blockchain-based ledger, data can't be altered.

Born in Brooklyn, New York, to a family doctor and an elementary school teacher, Yellen earned a doctorate in economics from Yale in 1971 as the only woman in her class and taught at several major universities before serving as a top economic adviser to President Bill Clinton.

Boeing has delivered 302 commercial planes so far this year. Rival Airbus delivered 571 jets January to September this year. Last year, Boeing said it delivered 806 planes, eclipsing its previous record of 763 in 2017. In 2018, Airbus delivered 800 commercial aircraft, up 11.42 percent from the 718 planes delivered in 2017.