Title: List of largest companies by revenue
Content:  This list comprises the world's largest companies by consolidated 2020 revenue, according to the Fortune Global 500 latest tally published in August 2021. American retail corporation Walmart has been the world's largest company by revenue since 2013. The list is limited to the top 50 companies, all of which have annual revenues exceeding US$121 billion. Only companies that publish financial data and report figures to a government agency are included. Therefore, this list is incomplete.
Title: List of largest companies in the United States by revenue
Content:  This list comprises the largest companies in the United States by revenue as of 2020, according to the Fortune 500 tally of publicly traded companies. Retail corporation Walmart has been the largest company in the US by revenue since 2014. This list includes only publicly traded companies, and thus excludes large privately held companies such as Cargill and Koch Industries whose financial data is not necessarily available to the public. However, this list does include several government-sponsored enterprises that were created by acts of Congress and later became publicly traded.
Title: List of largest companies by revenue
Content:  State-owned enterprise (government owns 50% or more)
Title: List of largest manufacturing companies by revenue
Content:  The following is a list of the world's largest manufacturing companies, ordered by revenue in millions of U.S. dollars according to the Fortune Global 500. Currently the 50 biggest companies by revenue are included.
Title: List of largest manufacturing companies by revenue
Content:  Revenue with asterisk(s) aren't found or confused according to Fortune Global 500 in the year 2020.
Title: Economy of the European Union
Content:  The European Union's member states are the birthplace of many of the world's largest leading multinational companies, and home to its global headquarters. Among these are distinguished companies ranked first in the world within their industry/sector, like Allianz, which is the largest financial service provider in the world by revenue; WPP plc which is the world's largest advertising agency by revenue; Amorim, which is the world's largest cork-processing and cork producer company; ArcelorMittal, which is the largest steel company in the world; Inditex which is the biggest fashion group in the world; Groupe Danone, which has the world leadership in the dairy products market. Anheuser-Busch InBev 
Title: List of the largest family businesses
Content:  The following list contains the world's 50 largest family businesses by revenue. All data comes from the Family Business Index 500 report by the British auditing firm Ernst & Young and the University of St. Gallen, which lists the 500 largest family businesses in the world. All 500 companies on the list had a combined turnover of $7.3 trillion in 2020. Companies that have not published financial statements in the last 24 months are not included in the ranking. In 2020, U.S. retailer Walmart was the largest family business company in the world, with sales of more than $500 billion.
Title: List of largest technology companies by revenue
Content:  This is a global list of largest technology companies by revenue, according to the Fortune Global 500. It shows companies identified by Fortune as being in the technology sector, ranked by total annual revenue. Other metrics not shown here, in particular market capitalization, are often used alternatively to define the size of a company. The list includes companies whose primary business activities are associated with the technology industry, which includes computer hardware, software, electronics, semiconductors, internet, telecom equipment, e-commerce and computer services. Note: This list shows only companies with annual revenues exceeding US$50 billion.
Title: List of largest European manufacturing companies by revenue
Content:  The following is a list of the largest European manufacturing companies, ordered by revenue in billions of US dollars,.
Title: Economy of the United States
Content:  In 2011, the 20 largest U.S.-based companies by revenue were Walmart, ExxonMobil, Chevron, ConocoPhillips, Fannie Mae, General Electric, Berkshire Hathaway, General Motors, Ford Motor Company, Hewlett-Packard, AT&T, Cargill, McKesson Corporation, Bank of America, Federal Home Loan Mortgage Corporation, Apple Inc., Verizon, JPMorgan Chase, and Cardinal Health. In 2013, eight of the world's ten largest companies by market capitalization were American: Apple Inc., ExxonMobil, Berkshire Hathaway, Walmart, General Electric, Microsoft, IBM, and Chevron Corporation. According to Fortune Global 500 2011, the ten largest U.S. employers were Walmart, U.S. Postal Service, IBM, UPS, McDonald's, Target Corporation, Kroger, The Home Depot, General Electric, and Sears Holdings. Apple Inc., Google, IBM, McDonald's, and Microsoft are the world's five most valuable brands in an index published by Millward Brown. A 2012 Deloitte report published in STORES magazine indicated that of the world's top 250 

Question: which is the world's largest company in terms of revenue?
Answer: Walmart.