A man walks past signs in the windows of Lord & Taylor, advertising a store closing sale, in Boston, Massachusetts, U.S., August 5, 2020. REUTERS/Brian Snyder

A view shows signs in the windows of Lord & Taylor, advertising a store closing sale, in Boston, Massachusetts, U.S., August 5, 2020. REUTERS/Brian Snyder

A pedestrian wearing a protective face mask walks past signs advertising sales outside a store, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

Pedestrians wearing protective face masks walk past signs advertising sales outside a Selfridges store, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

People queue to enter into a Selfridges store in front of a sign advertising sales, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

A pedestrian wearing a protective face mask walks past signs advertising sales outside a store, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

A pedestrian wearing a protective face mask walks past signs advertising sales outside a store, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

Pedestrians wearing protective face masks walk past signs advertising sales outside a store, amid the coronavirus disease (COVID-19) outbreak, at Oxford Street in London, Britain, July 18, 2020. REUTERS/Simon Dawson

A woman adjusts her face mask as she walks out of a store advertising going-out-of-business sales, amid the coronavirus disease (COVID-19) outbreak, in Madrid, Spain, July 8, 2020. REUTERS/Susana Vera

Signs advertising vegetables, rice and oil for sale on a barrier set up to ring fence a wet market on a street in Wuhan, Hubei province, the epicentre of China's coronavirus disease (COVID-19) outbreak, April 1, 2020. REUTERS/Aly Song

A worker attaches a billboard, advertising sales of hand sanitizer and masks, to a building ahead of a 21 day lockdown aimed at limiting the spread of coronavirus disease (COVID-19), in Cape Town, South Africa, March 25, 2020. Reuters/ Mike Hutrchings

Workers attach a billboard, advertising sales of hand sanitizer and masks, to a building ahead of a 21 day lockdown aimed at limiting the spread of coronavirus disease (COVID-19), in Cape Town, South Africa, March 25, 2020. Reuters/ Mike Hutrchings

A man pauses outside a store with a sign advertising surgical masks for sale on the upper west side of Manhattan during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., March 25, 2020. REUTERS/Mike Segar

A worker sits inside a store beneath a sign advertising surgical masks for sale on the upper west side of Manhattan during the outbreak of the coronavirus disease (COVID-19) in New York City, New York, U.S., March 25, 2020. REUTERS/Mike Segar

A sign advertising the sale of masks is displayed in a shop as New South Wales began shutting down non-essential businesses and moving toward harsh penalties to enforce self-isolation as the spread of coronavirus disease (COVID-19) reached a "critical stage" in Sydney, Australia, March 24, 2020. REUTERS/Loren Elliott

A souvenir shop advertises hand gel for sale next to a display of fridge magnets amid the coronavirus outbreak in Manchester, Britain, March 19, 2020. REUTERS/Phil Noble

A sign advertising hand sanitiser for sale is seen in the window of a hardware store in Manchester, Britain March 18, 2020. REUTERS/Phil Noble

On sale advertising is seen at a shop during the spread of the coronavirus disease (COVID-19) in Mainz, Germany, March 18, 2020. REUTERS/Ralph Orlowski

Real estate signs advertise new homes for sale in multiple new developments in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

Real estate signs advertise new homes for sale in multiple new developments in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

Real estate signs advertise new homes for sale in a new development in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

Real estate signs advertise new homes for sale in multiple new developments in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

Real estate signs advertise new homes for sale in a new development in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

Real estate signs advertise new homes for sale in a new development in York County, South Carolina, U.S., February 29, 2020. REUTERS/Lucas Jackson

People walk past the window of a medical equipment supply store advertising the sale of protective masks in south London, Britain February 26, 2020. REUTERS/Hannah McKay

A man walks past the window of a medical equipment supply store advertising the sale of protective masks in south London, Britain, February 26, 2020. REUTERS/Hannah McKay

People walk past the window of a medical equipment supply store advertising the sale of protective masks in south London, Britain February 26, 2020. REUTERS/Hannah McKay

Sale discounts are advertised on a display window of a shoe shop in Zurich, Switzerland January 8, 2020. REUTERS/Arnd Wiegmann

Sale discounts are advertised on a display window of a fashion store in Zurich, Switzerland January 8, 2020. REUTERS/Arnd Wiegmann

Sale discounts are advertised on a display window of a fashion store in Zurich, Switzerland January 8, 2020. REUTERS/Arnd Wiegmann

Holiday shoppers walk past a sale advertisement in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

A Black Friday sales event is advertised in a store window in Washington, U.S., November 29, 2019. REUTERS/Loren Elliott

An advertisement for a Black Friday Doorbuster sale is seen at Macy's during the Black Friday sales event at Roosevelt Field Mall in Garden City, New York, U.S., November 29, 2019. REUTERS/Shannon Stapleton

An advertisement hands outside a store during the Black Friday sales event at Roosevelt Field Mall in Garden City, New York, U.S., November 29, 2019. REUTERS/Shannon Stapleton

A woman looks at advertisements during a sales event on Thanksgiving day at Walmart in Westbury, New York, U.S., November 28, 2019. REUTERS/Shannon Stapleton

A "for sale" sign advertising an available house sits next to pilings left from a house destroyed by Hurricane Sandy in the Broad Channel neighborhood of Queens in New York City, U.S., November 2, 2019. Picture taken November 2, 2019. REUTERS/Caitlin Ochs

A sign advertising the sale of 'Brexit Fireworks' is seen in the window of a hardware store near Manchester, Britain, October 28, 2019. REUTERS/Phil Noble

People walk past a sign advertising the sale of 'Brexit Fireworks' in the window of a hardware store near Manchester, Britain, October 28, 2019. REUTERS/Phil Noble

People walk past a sign advertising the sale of 'Brexit Fireworks' in the window of a hardware store near Manchester, Britain, October 28, 2019. REUTERS/Phil Noble

A damaged lorry advertising a 'Pre-Brexit sale' is seen by the road close to the border in Londonderry, Northern Ireland October 15, 2019. Picture taken October 15, 2019. REUTERS/Phil Noble

A damaged lorry advertising a 'Pre-Brexit sale' is seen by the road close to the border in Londonderry, Northern Ireland October 15, 2019. Picture taken October 15, 2019. REUTERS/Phil Noble

A damaged lorry advertising a 'Pre-Brexit sale' is seen by the road close to the border in Londonderry, Northern Ireland October 15, 2019. Picture taken October 15, 2019. REUTERS/Phil Noble

A damaged lorry advertising a 'Pre-Brexit sale' is seen by the road close to the border in Londonderry, Northern Ireland October 15, 2019. Picture taken October 15, 2019. REUTERS/Phil Noble

A board advertising apartments for sale or rent is displayed at a real estate agency in Buenos Aires, Argentina October 15, 2019. Picture taken October 15, 2019. REUTERS/Agustin Marcarian

Sales on clothing and shoes are advertised at the entrance to a Forever 21 fashion retail store in downtown Toronto, Ontario, Canada September 30, 2019. REUTERS/Chris Helgren

Cars drive past during a blackout caused by Typhoon Faxai in Kisarazu, Chiba prefecture, Japan September 9, 2019. REUTERS/Issei Kato

A newly constructed single family home is shown as sold in Encinitas, California, U.S., July 31, 2019. REUTERS/Mike Blake

A sign board advertises property on sale at the Andermatt Swiss Alps resort in Andermatt, July 5, 2019. Picture taken July 5, 2019. REUTERS/Arnd Wiegmann

The security fencing at a storage facility frames a billboard reading "VOTE" in the Maricopa County city of Phoenix, Arizona, U.S., May 24, 2019. REUTERS/Brian Snyder

U.S. Rep. Alexandria Ocasio-Cortez (D-NY) presides over the U.S. House of Representatives inside the House Chamber in this still image taken from video on Capitol Hill in Washington, U.S., May 10, 2019. U.S. House TV/Handout via Reuters ATTENTION EDITORS - EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS

U.S. Rep. Alexandria Ocasio-Cortez (D-NY) presides over the U.S. House of Representatives inside the House Chamber in this still image taken from video on Capitol Hill in Washington, U.S., May 10, 2019. U.S. House TV/Handout via Reuters ATTENTION EDITORS - EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS

U.S. Rep. Alexandria Ocasio-Cortez (D-NY) presides over the U.S. House of Representatives inside the House Chamber in this still image taken from video on Capitol Hill in Washington, U.S., May 10, 2019. U.S. House TV/Handout via Reuters ATTENTION EDITORS - EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS

An EU supporter, calling on the government to give Britons a vote on the final Brexit deal, participates in the 'People's Vote' march in central London, Britain March 23, 2019. REUTERS/Peter Nicholls

An advertising screen is seen outside a Tesla showroom, as Tesla announces it would close many stores and its sales would now be online-only around the world, in west London, Britain, March 1, 2019. REUTERS/Toby Melville

Britain's opposition Labour Party leader, Jeremy Corbyn speaks in Parliament in London, Britain, February 13, 2019, in this screen grab taken from video. Parliament TV/Handout via REUTERS FOR EDITORIAL USE ONLY. NOT FOR SALE FOR MARKETING OR ADVERTISING CAMPAIGNS