Francesco De Ferrari, CEO Wealth Management & CEO Region EMEA of Swiss bank Credit Suisse, is interviewed by Michael Shields (R), Reuters Bureau Chief Switzerland and Austria during the "Future of Wealth" event in Zurich, Switzerland November 17, 2022. REUTERS/Arnd Wiegmann 

Francesco De Ferrari, CEO Wealth Management & CEO Region EMEA of Swiss bank Credit Suisse, is interviewed by Michael Shields (R), Reuters Bureau Chief Switzerland and Austria during the "Future of Wealth" event in Zurich, Switzerland November 17, 2022. REUTERS/Arnd Wiegmann 

Francesco De Ferrari, CEO Wealth Management & CEO Region EMEA of Swiss bank Credit Suisse, speaks during the "Future of Wealth" event in Zurich, Switzerland November 17, 2022. REUTERS/Arnd Wiegmann 

Francesco De Ferrari, CEO Wealth Management & CEO Region EMEA of Swiss bank Credit Suisse, speaks during the "Future of Wealth" event in Zurich, Switzerland November 17, 2022. REUTERS/Arnd Wiegmann 

Francesco De Ferrari, CEO Wealth Management & CEO Region EMEA of Swiss bank Credit Suisse, speaks during the "Future of Wealth" event in Zurich, Switzerland November 17, 2022. REUTERS/Arnd Wiegmann 

A salesperson shows gold bangles to a customer at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India, October 22, 2022. REUTERS/Niharika Kulkarni 

A woman tries on a gold ear ornament at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India, October 22, 2022. REUTERS/Niharika Kulkarni 

People shop for gold ornaments at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India, October 22, 2022. REUTERS/Niharika Kulkarni 

A saleswoman shows a gold necklace to a customer at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India, October 22, 2022. REUTERS/Niharika Kulkarni 

A clock is seen near the logo of Swiss bank Credit Suisse at the Paradeplatz square in Zurich, Switzerland October 5, 2022. REUTERS/Arnd Wiegmann 

Norway sovereign wealth fund CEO Nicolai Tangen speaks to reporters in Arendal, Norway August 17, 2022. REUTERS/Victoria Klesty 

Norway sovereign wealth fund CEO Nicolai Tangen and deputy CEO Trond Grande speak to reporters in Arendal, Norway August 17, 2022.REUTERS/Victoria Klesty 

French President Emmanuel Macron (R) attends a meeting with leaders of sovereign wealth funds at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

France's President Emmanuel Macron and France's Economy Minister Bruno Le Maire attend a meeting with leaders of sovereign wealth funds during the 5th edition of the "Choose France" Business Summit, at the Palace of Versailles, southwest of Paris, France, July 11, 2022. Ludovic Marin/Pool via REUTERS 

People are seen inside a JPMorgan Chase Wealth Management branch in Manhattan, New York City, U.S., June 30, 2022. REUTERS/Andrew Kelly 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Ex-Goldman Sachs banker Roger Ng exits the Brooklyn Federal Courthouse (EDNY) after being found guilty for his part helping embezzle from Malaysia's 1MDB sovereign wealth fund, in Brooklyn, New York, U.S., April 8, 2022. REUTERS/Brendan McDermid 

Juan Tellez, who advises Potosi's governor on matters involving Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, sits for an interview, in Potosi, Bolivia March 25, 2022. Picture taken March 25, 2022. REUTERS/Claudia Morales 

General view of a collapsed portion of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. Picture taken with a drone. REUTERS/Claudia Morales 

General view of the town Potosi from Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

Miners push a bundle of wood inside of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

A miner chews coca leaves while working inside Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

A display shows samples of various minerals from Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

Miners work at Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

A miner works at an entrance to Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

Miners install beams to strenghten the structure inside Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

A landslide is seen on the face of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. Picture taken with a drone. REUTERS/Claudia Morales 

A miner walks out of an entrance to Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. REUTERS/Claudia Morales 

General view of the town Potosi, which sits at the foot of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 24, 2022. Picture taken March 24, 2022. Picture taken with a drone. REUTERS/Claudia Morales 

A miner works inside of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

Miners work inside of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

A miner works inside of Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

A miner carries tools at Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

General view of an entrance to Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

Part of a wagon makes contact with an electrical wire to power it along a track at Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

Miners remove material from a wagon at Cerro Rico, an active silver mine that is slowly sinking and collapsing onto itself, in Potosi, Bolivia March 23, 2022. Picture taken March 23, 2022. REUTERS/Claudia Morales 

A man raises a placard calling for the return of late dictator Ferdinand Marcos' ill-gotten wealth at the EDSA People Power monument on the 36th anniversary of the EDSA People Power Revolution, in Quezon City, Metro Manila, Philippines, February 25, 2022. REUTERS/Eloisa Lopez 

Witness Timothy Leissner points out former Goldman Sachs banker Roger Ng, who is accused of helping to launder hundreds of millions of dollars looted from Malaysia's 1MDB sovereign wealth fund and bribing officials to win business, before U.S. District Judge Margo Brodie in Brooklyn federal court in New York City, U.S. February 16, 2022. Court sketch made February 16, 2022. REUTERS/Jane Rosenberg 

Former Goldman Sachs banker Roger Ng, who is accused of helping to launder hundreds of millions of dollars looted from Malaysia's 1MDB sovereign wealth fund and bribing officials to win business, is seated before U.S. District Judge Margo Brodie in Brooklyn federal court in New York City, U.S. February 16, 2022. Court sketch made February 16, 2022. REUTERS/Jane Rosenberg 

Witness Timothy Leissner points out former Goldman Sachs banker Roger Ng, who is accused of helping to launder hundreds of millions of dollars looted from Malaysia's 1MDB sovereign wealth fund and bribing officials to win business, before U.S. District Judge Margo Brodie in Brooklyn federal court in New York City, U.S. February 16, 2022. Court sketch made February 16, 2022. REUTERS/Jane Rosenberg 

Witness Timothy Leissner points out former Goldman Sachs banker Roger Ng, who is accused of helping to launder hundreds of millions of dollars looted from Malaysia's 1MDB sovereign wealth fund and bribing officials to win business, before U.S. District Judge Margo Brodie in Brooklyn federal court in New York City, U.S. February 16, 2022. Court sketch made February 16, 2022. REUTERS/Jane Rosenberg 

An Antandroy tomb is seen in the Antanimora commune, Androy region, Madagascar, February 12, 2022. Families put a lot of work into building the tombs which are considered a sign of status. In the Androy region wealth is measured by the number of zebu cattle owned. The more cattle a person has, the more they will slaughter for a funeral. Tombs are commonly decorated with horns as sign of wealth. REUTERS/Alkis Konstantinidis SEARCH "KONSTANTINIDIS MADAGASCAR DROUGHT" FOR THIS STORY. SEARCH "WIDER IMAGE" FOR ALL STORIES 

The share of household wealth owned by the world's billionaires has risen by a record amount during the COVID-19 pandemic, according to findings from the 2022 World Inequality Report. 

Customers buy gold ornaments inside a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India November 2, 2021. REUTERS/Niharika Kulkarni 

A woman tries on a gold necklace at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India November 2, 2021. REUTERS/Niharika Kulkarni 

Customers check ornaments at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India November 2, 2021. REUTERS/Niharika Kulkarni 

A saleswoman shows gold necklaces to a customer at a jewellery showroom during Dhanteras, a Hindu festival associated with Lakshmi, the goddess of wealth, in Mumbai, India November 2, 2021. REUTERS/Niharika Kulkarni 

Gabon's Minister of Forests, Oceans, Environment and Climate Change, Lee White, eats fruit picked up in a forest in the Pongara National Park, Gabon, October 16, 2021. Picture taken October 16, 2021. REUTERS/Chistophe Van Der Perre 

Gabon's Minister of Forests, Oceans, Environment and Climate Change, Lee White, stands in a forest in the Pongara National Park, Gabon, October 16, 2021. Picture taken October 16, 2021. REUTERS/Chistophe Van Der Perre