As of 2020, the global QSR market size was estimated to be around $539.63 billion according to Grand View Research.

The market was anticipated to grow at a compound annual growth rate (CAGR) of 5.5% from 2021 to 2028, largely driven by increasing urbanization, the growth of the middle-class population, and a shift towards fast food and casual dining.

The QSR market is dominated by several key players, such as McDonald's, Starbucks, Subway, KFC, and Domino's Pizza.

McDonald's, one of the leading players, served about 69 million customers daily in more than 100 countries as of 2020.

Drive-thrus and digital ordering systems have become increasingly important for QSRs, particularly in the wake of the COVID-19 pandemic, which has accelerated the shift towards contactless and convenient dining options.

According to a report by Fortune Business Insights, the global electric vehicle market size was USD 250.13 billion in 2020.

The same report projected the market to grow at a compound annual growth rate (CAGR) of 21.0% during the forecast period 2021-2028, which would take the total market value to around USD 1,318.3 billion by 2028.

The EV market has several major players. Tesla is the leading player in the market, with a dominant share due to its wide range of EV models. In 2020, Tesla delivered nearly 500,000 vehicles.

Chinese manufacturers like BYD and BAIC, along with traditional automakers like General Motors, Ford, and Volkswagen, have been ramping up their EV production.

The increasing adoption of EVs is being driven by several factors, including environmental concerns, declining battery costs, and supportive government policies.

While the sales of EVs have been growing rapidly, they still represented a small portion of overall vehicle sales as of 2021. In the United States, for instance, EVs accounted for about 2% of new vehicle sales in 2020.

The global defense market size was valued at $435.3 billion in 2020, according to a report by Grand View Research.

The market was expected to expand at a compound annual growth rate (CAGR) of 3.9% from 2021 to 2028. The anticipated growth is attributed to increasing defense spending in response to rising geopolitical tensions, advancements in technology, and the increasing prevalence of unconventional threats like cyber warfare.

As of 2020, the top five defense contractors in the world were Lockheed Martin, Boeing, Northrop Grumman, Raytheon Technologies, and General Dynamics, according to the Defense News Top 100.

Lockheed Martin, the world's largest defense contractor, reported revenues of $65.4 billion in 2020.

According to the Stockholm International Peace Research Institute (SIPRI), U.S. companies dominated the global arms market in 2019, accounting for 61% of total sales by the world's largest arms manufacturers.