The term 'West Texas Intermediate', sometimes found in news, refers to a grade of

Updated 11 Apr 2026 · From UPSC Prelims GS Paper I 2020, Q76

Contents8
UPSC Prelims GS2020Indian Economy
  1. ACrude oil
  2. BBullion
  3. CRare earth elements
  4. DUranium
Show answer

Answer: (A) Crude oil

West Texas Intermediate (WTI) is a grade of CRUDE OIL.

WTI is one of the three main global benchmarks for oil pricing, along with Brent Crude and Dubai Crude.

It's called "light sweet" oil because:

  • "Light" = low density (flows easily)
  • "Sweet" = low sulfur content (only 0.24%)

WTI is produced in the United States and is the main benchmark for US oil markets.

When you hear "oil prices" in the news, it's usually referring to either WTI or Brent crude prices.

It has nothing to do with gold (bullion), rare earth elements, or uranium.

Answer: A (Crude oil).

Key Takeaway: WTI = US crude oil benchmark.

Brent = European/international benchmark.

Dubai Crude = Middle East benchmark.

All three are the main oil price benchmarks.

"Light sweet" = low density + low sulfur.

Why this was asked

WTI is one of only three global oil price benchmarks that determine crude oil costs worldwide, along with Brent and Dubai Crude.

Oil price volatility was a major economic news topic around 2019-2020, making knowledge of oil benchmarks relevant for current affairs.

The question tests whether students can distinguish between different commodity types that appear in financial news - oil, precious metals, and strategic minerals.

West Texas Intermediate (WTI)

Indian Economy West Texas Intermediate

West Texas Intermediate (WTI): US Crude Oil Benchmark

Must know

WTI is a grade of crude oil - US benchmark for oil pricing

Called light sweet crude: low density + low sulfur content (0.24%)

One of three main global oil benchmarks with Brent and Dubai Crude

Good to know

When news mentions 'oil prices', usually refers to WTI or Brent

What is WTI

West Texas Intermediate (WTI) is a specific grade of crude oil that serves as the main pricing benchmark for oil in the United States. It's extracted from oil fields in Texas and surrounding states.

Global Oil Benchmarks

Benchmark

Region

Key Characteristic

Market Role

West Texas Intermediate (WTI)

United States

Light sweet crude (0.24% sulfur)

US oil market benchmark

Brent Crude

Europe/International

Light sweet crude (0.37% sulfur)

Global benchmark, 60% of oil contracts

Dubai Crude

Middle East

Medium sour crude (2% sulfur)

Asia-Pacific benchmark

Light Sweet Classification

Light = low density crude oil that flows easily and yields more gasoline

Sweet = low sulfur content making it cheaper to refine

WTI sulfur content: 0.24% vs Brent's 0.37% - both considered sweet

Sour crude has high sulfur (above 0.5%) - harder and costlier to refine

Question Connection

This question tests knowledge of commodity benchmarks that frequently appear in economic news. The trap options (bullion, rare earth elements, uranium) are other commodities, but WTI specifically refers to crude oil grading and pricing.

Exam traps

WTI sounds like a place name but it's actually a crude oil grade

Don't confuse with London Metal Exchange benchmarks for other commodities

Bullion refers to gold/silver bars, not oil products

Rare earth elements have different pricing mechanisms, not WTI

Global Commodity Benchmarks

Indian Economy Bullion Rare earth elements Uranium

Major Global Commodity Benchmarks & Pricing Systems

Must know

Different commodities use different benchmark systems for global pricing

Oil: WTI, Brent, Dubai Crude are main benchmarks

Good to know

Gold/Silver: London Bullion Market Association (LBMA) sets standards

Rare earths: No single benchmark - bilateral contracts dominate

Major Commodity Categories

Commodity

Main Benchmarks/Exchanges

Pricing Method

Key Players

Crude Oil

WTI, Brent, Dubai Crude

Spot and futures pricing

OPEC, US, Russia

Bullion (Gold/Silver)

LBMA, COMEX

Daily fixing prices

London, New York exchanges

Rare Earth Elements

No single benchmark

Bilateral contracts

China dominates (80%+ supply)

Uranium

UxC, Platts

Spot and long-term contracts

Kazakhstan, Canada, Australia

India's Commodity Exposure

Oil imports: India tracks Brent crude more than WTI for pricing

Gold imports: Second largest consumer globally, follows LBMA pricing

Rare earths: Dependent on Chinese supplies despite having reserves

Uranium: Imports for nuclear program under international agreements

Exam traps

Bullion = precious metals (gold, silver), not industrial metals like copper

Rare earth elements ≠ precious metals - they're industrial minerals

Uranium pricing is heavily regulated due to nuclear proliferation concerns

Don't assume all commodities follow exchange-based pricing like oil