🛢️ Commodities · Lesson 3 of 6 · 9 min

Oil — How Black Gold Moves Everything

🛢️ Oil moves 10% and within a month your plane ticket, your groceries, your Amazon delivery, and the plastic it came in all quietly cost more. Nothing else on earth reprices that many things that fast. In April 2020 the price went below zero — sellers paid people to take it. Oil is not abstract.

💡 Key idea

WTI = US benchmark. Brent = global. OPEC+ steers a large share of supply. XLE = easiest ETF access to energy STOCKS (not the oil price).

🧠 Why it matters

Two benchmarks: WTI (West Texas Intermediate — US) and Brent Crude (global). OPEC+ influences supply (its members pump roughly a third or more of the world's crude). Oil moves on: supply decisions, global demand, USD strength, geopolitics. Easy access: XLE energy ETF, energy stocks like ExxonMobil, or oil futures (advanced).

🌍 In the real world

⚡ In April 2020, WTI crude futures briefly went NEGATIVE (-$37/barrel). Not because oil was worthless — because storage was full and contracts were expiring, forcing holders to pay someone to take physical delivery. Oil markets are not abstract. Physical things run out of space.

📌 Takeaways

WTI vs Brent: the two global price benchmarks
XLE ETF = easy energy sector exposure
OPEC+ production decisions move prices globally

✅ Test yourself

What is OPEC+?

A streaming service
A cartel of oil-producing nations that coordinates production levels
An oil trading platform
The US energy department

Answer: B · A cartel of oil-producing nations that coordinates production levels

OPEC+ controls a large share of global oil supply and meets regularly to set production targets — giving them significant price influence.

Why did oil go negative in April 2020?

Markets crashed that day
Storage was full — sellers paid buyers to take physical delivery
Saudi Arabia gave oil away free
The US banned oil imports

Answer: B · Storage was full — sellers paid buyers to take physical delivery

WTI futures are physically settled — whoever holds an expiring contract must take delivery in Cushing, Oklahoma. With demand cratered and storage full, the May 2020 contract settled at −$37.63 — sellers paid buyers to take the oil.

Which ETF gives easy exposure to the US energy sector?

Answer: C · XLE

XLE (Energy Select Sector SPDR) holds ExxonMobil, Chevron, ConocoPhillips and other energy giants. Simplest way to invest in oil without trading futures.

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