Billionaires best friends Bill Gates and Warren Buffett are once again the two richest people in the world.

The ranking updates daily to provide up-to-the-minute data on the world's wealthiest men and women.

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You can read about the ranking's full methodology here. Business Insider has culled the 30 richest from the ranking as of March 1, when the index relaunched in its expanded format.

From tech moguls and retail giants to heirs and heiresses, here are the billionaires with the deepest pockets around the globe. Software engineer Ma Huateng aka Pony Ma founded China's largest internet portal, Tencent Holdings, in Ma's company has a number of successful and widely used platforms in its portfolio, including QQ, its instant-messaging service, which is one of the world's 10 largest websites; a mobile-texting service WeChat with over million users ; a mobile-commerce product WeChat Wallet ; and an online-gaming community Tencent Gamesthe largest in China.

Knight worked full-time as an accountant as he launched his new brand, and by he had built up enough of a rapport with customers that he was able to leave the CPA life behind. Born in Budapest, George Soros lived through the Nazi occupation of Hungary during WWII before fleeing to the UK and later settling in the US.

Touted as "the man who broke the bank of England," he's best known for the Quantum Fund, a hedge fund he launched in under his Soros Fund Management company. Mukesh Ambani took over as chairman of Reliance Industries when his father, the company's founder, died in It recently debuted on the stock exchange, catapulting Wang onto the world's richest list for the first time. The son of a Russian interpreter for the People's Liberation Army Air Force, Wang grew up in Hong Kong and later returned to his birthplace in China in the s to launch his delivery service, according to Bloomberg.

During his tenure, Ballmer held positions as vice president of marketing, vice president of systems software, and executive vice president of sales and support, and was often referred to as "the numbers guy.

He became CEO of the company in after Gates stepped down, and he remained in charge of the software giant until Satya Nadella replaced him in Still, the early stake Ballmer acquired in the company made him immensely wealthy. The "King of Las Vegas" first hit the jackpot in when he was 61 and running Computer Dealers' Exhibition COMDEXone of the largest trade shows in Las Vegas. He quickly demolished it and in its place built the Venetian Casino Resort and the Sands Expo Convention Center.

After further expansion, he took his gambling conglomerateLas Vegas Sands, public in Despite humble beginnings, business magnate Li Ka-shing has become the wealthiest man in Hong Kong.

In Augusthe opened the 12,th location of AS Watson, CK Hutchison's health and beauty-products retailer, now the largest in the world. That includes British yacht maker Sunseeker and US-based AMC Entertainment.

The acquisition gives him immeasurable power in Hollywood and is the first step in his plan to control the world's biggest film company by revenue. InMars Inc. In MarchJohn Mars was made an honorary knight by Queen Elizabeth II. The daughter of late Walmart founder Sam Walton, Alice Walton holds a major piece of the company fortune, making her the richest woman on earth.

Though she never took an active role in running the superstore like her brothers, she's become the target of pushback from minimum-wage Walmart employees who view her highfalutin lifestyle as insensitive and ignorant to the plights of many workers. Instead of spending time at Walmart, Walton has become a patron of the arts. Her immense personal collection includes pieces from Andy Warhol, Norman Rockwell, and Georgia O'Keefe.

James "Jim" Walton ' s parents, Helen and Sam Walton, purchased a controlling richest stock broker of india in Arkansas' Bank of Bentonville the year before opening the first Walmart store in Rogers, Arkansas, in — when Jim was just Inafter working in Walmart's real-estate department for a few years, Jim joined his parents' bank, later renamed Arvest Bank Group.

The businessman is also director of Walton Enterprises, the holding company for the Walton family assets, and chairman of Community Publishers, stock market timing strategies Arkansas-based newspaper firm. After the death of his brother John inJim joined the waddah attar win forex of Walmart, where he serves as a director today.

While America' s richest family remains incredibly private, the Walton Family Foundationof which Jim is secretary and treasurer, has donated millions to charitable causes. Samuel Robson "Rob" Walton is the oldest son of Walmart founder Sam Walton.

His son-in-law was named as his successor. It's an incredible amount, but it's also ultimately a drop in the bucket for the Waltons.

The richest person in ChinaAlibaba founder and executive chairman Jack Ma reportedly started China's first internet company in Post-IPO, however, Alibaba's good fortune began to slip. She no longer has a jquery mobile input value refresh in business operations, but L'Oreal and the Bettencourt Schueller Foundation she cofounded with her late husband continue to prosper.

She's an avid art collector, owning pieces by Picasso, Matisse, and Munch.

In recent years, Bettencourt became negotiate stock options startup household name in France as the central figure in an infamous trial in which judges examined whether the billionaire was taken advantage of by those close to her. The trial closed in May when eight people, including trusted friends and financial advisers, were convicted of exploiting the heiress.

Declining stock market move put Google under the auspices of a holding company called Alphabet, run by Brin as president and Page as CEO. Google's other ventures, such as Nest and Google X, are separate companies also under the Alphabet umbrella. The restructuring allowed Brin to focus on exploring inventive new "moonshot" projects and ideas. Brin, who emigrated from Moscow to the US as a child, connected with Page in at Stanford, where they were each pursuing a PhD.

Three years later they founded Google, now one of the most powerful companies on the planet. As a Stanford PhD student inLarry Page teamed up with classmate Sergey Brin to create BackRub, an early search engine.

Page oversaw major changes to Google's business structure instarting with the creation of Alphabetthe holding company that manages Google and all of its related ventures, including Nest, Calico, and Google X. He's also an avid kiteboarder.

Kamprad's plan from the beginning was to set up "eternal life" for IKEA, which meant keeping richest stock broker of india off the stock market and securing it within a complex binary options vic (bov) structure that includes a charitable arm and a retail and franchise arm, collectively known as Stichting INGKA Foundation.

Among his peers, tradeking forex login year-old founder is incredibly frugal despite his massive net worth.

He reportedly flies economy, stays in cheap hotels, and has driven the same Volvo for more than two decades. He returned to live in his home country in after a long spell in Switzerland.

The project grew into what is known today as Oracle Corp. Ellison stepped down as CEO in after 38 years on the job and took on the role of chief technology officer. The tech tycoon is also a generous philanthropist through partnerships with wildlife conservation groups and the Lawrence Ellison Foundationwhich supports organizations that research aging and global infectious diseases. He's also a member of Bill Gates and Warren Buffett's Giving Pledgecommitting to give away at least half of his fortune.

Along with his brother Charles, David Koch runs Koch Industries as executive vice president. David has had two brushes with death. He survived a plane crash in in which everyone else in first class died, and he also won a battle with prostate cancer. Charles Koch is chairman and CEO of multifaceted conglomerate Koch Industries, the second-largest private company in America. His younger brother David is the executive vice president. However, in " Dark Money: After earning a civil-engineering degree, Slim built a diversified portfolio throughout the s, '70s, and '80s that now dominates the Mexican economy.

InMark Zuckerbergthen a year-old sophomore at Harvard, launched TheFacebook. Zuckerberg dropped out of college to work full-time as Facebook's CEO, and the site quickly exploded in popularity. At 32, Zuckerberg is by far the youngest of the 50 richest people in the world.

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But this isn't the couple's first foray into philanthropy. Amancio Ortega is the fourth-richest man in the world thanks to his control of the Spanish fashion behemoth Inditex, which Ortega — who started out as a delivery boy for a local clothing store at 14 — turned from a small-town dress shop into one of the largest fashion empires on the planet.

Much of Inditex's success can be attributed to fast-fashion giant Zara, the company's biggest brand. The chain is changing the landscape of retail as its chic yet affordable designs continue to appeal to demanding customers who constantly crave new styles at low prices. Yet despite Ortega's immense wealth, he lives humbly. The billionaire still eats lunch with his employees in the company cafeteria, and though he's the richest person in the fashion industry, he sticks to a simple uniform of a white shirt and blue blazer.

Jeff Bezos earned his massive fortune by introducing e-commerce to the world. After spending time in finance on Wall Street, Bezos founded Amazon. Bezos also has interests outside of Amazon, including investments in his privately owned space company Blue Origin, which successfully launched its first spacecraft inand The Washington Post, the newspaper he bought in Berkshire Hathaway CEO Warren Buffett started his prodigious investing career at a young age.

Months before his 31st birthday, the company went public, making Gates a billionaire. Though he still sits on the company's board, Gates is no longer actively involved in Microsoft. Why big data can make HR more important.

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