A speaker talks about the stock market during 2020 Taipei International Finance Expo in Taipei, Taiwan, November 27, 2020. REUTERS/Ann Wang

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 26, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 25, 2020. REUTERS/Staff

A Wall St. sign is seen near the New York Stock Exchange (NYSE) in the financial district in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

The U.S. flag is seen on a building on Wall St. in the financial district in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

A trader exits the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

A trader talks on his phone outside the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

The Wall St. entrance to the New York Stock Exchange (NYSE) is seen in the financial district in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

A man walks outside the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

The front facade of the New York Stock Exchange (NYSE) is seen in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

The front facade of the New York Stock Exchange (NYSE) is seen in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

Trader Peter Tuchman wears a DOW 30,000 hat as he greets friends outside the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid TPX IMAGES OF THE DAY

Trader Peter Tuchman and specialist trader Michael Pistillo greet friends as they exit the New York Stock Exchange, (NYSE) wearing DOW 30,000 hats, in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

Trader Peter Tuchman and specialist trader Michael Pistillo greet friends as they exit the New York Stock Exchange, (NYSE) wearing DOW 30,000 hats, in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

Trader John Bowers exits the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

Trader Greg Rowe exits the New York Stock Exchange (NYSE) in New York, U.S., November 24, 2020. REUTERS/Brendan McDermid

U.S. President Donald Trump arrives to speak to reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump touts recent U.S. stock market gains during a brief appearance in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump arrives to speak to reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump departs after touting recent U.S. stock market gains during a brief appearance before reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump touts recent U.S. stock market gains during a brief appearance in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump touts recent U.S. stock market gains during a brief appearance in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump arrives to speak to reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump arrives to speak to reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump arrives to speak to reporters in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

U.S. President Donald Trump touts recent U.S. stock market gains during a brief appearance in the Brady Press Briefing Room at the White House in Washington, U.S., November 24, 2020. REUTERS/Hannah McKay

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 24, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 23, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 20, 2020. REUTERS/Staff

People wait in line outside a CityMD Urgent Care, as the global outbreak of the coronavirus disease (COVID-19) continues, as traders stand outside the New York Stock Exchange (NYSE) in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A trader wearing a protective face mask walks, as the global outbreak of the coronavirus disease (COVID-19) continues, outside the New York Stock Exchange (NYSE) in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

The New York Stock Exchange (NYSE) is seen as people walk in silhouette in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A trader wearing a protective face mask walks, as the global outbreak of the coronavirus disease (COVID-19) continues, at the New York Stock Exchange (NYSE) in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A trader wearing a protective face mask walks, as the global outbreak of the coronavirus disease (COVID-19) continues, at the New York Stock Exchange (NYSE) in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A man wearing a protective face mask walks by a closed store, as the global outbreak of the coronavirus disease (COVID-19) continues, along Wall Street in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A trader wearing a protective face mask walks, as the global outbreak of the coronavirus disease (COVID-19) continues, outside the New York Stock Exchange (NYSE) in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

A man wearing a protective face mask walks by 14 Wall Street, as the global outbreak of the coronavirus disease (COVID-19) continues, in the financial district of New York, U.S., November 19, 2020. REUTERS/Shannon Stapleton

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 19, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 18, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 17, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 13, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 11, 2020. REUTERS/Staff

The German share price index DAX graph is pictured at the stock exchange in Frankfurt, Germany, November 10, 2020. REUTERS/Staff

The stock market data is seen displayed on a television at a restaurant in Taipei, Taiwan, November 10, 2020. REUTERS/Ann Wang

Passersby wearing protective face masks are reflected on a stock quotation board outside a brokerage, amid the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan November 10, 2020. REUTERS/Issei Kato

Passersby wearing protective face masks are reflected on a stock quotation board outside a brokerage, amid the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan November 10, 2020. REUTERS/Issei Kato

A man wearing a protective face mask is reflected on a stock quotation board outside a brokerage, amid the coronavirus disease (COVID-19) outbreak, in Tokyo, Japan November 10, 2020. REUTERS/Issei Kato

The U.S. flag covers the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The U.S. flag covers the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

A New York Stock Exchange employee uses his phone on Wall St. outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

Traders talk outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

A trader uses his phone outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The front facade of the New York Stock Exchange (NYSE) is seen in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

A man uses his phone on Wall St. outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

A man uses his phone on Wall St. outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The U.S. flag is raised on the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

A trader uses his phone outside the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The U.S. flag covers the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The Fearless Girl statue is seen as the U.S. flag covers the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid

The U.S. flag covers the front facade of the New York Stock Exchange (NYSE) in New York City, New York, U.S., November 9, 2020. REUTERS/Brendan McDermid