Is trading gambling? What the research says

"Trading is just gambling with extra steps." You'll hear it from friends, family and half the internet. The honest answer is: it can be, and for many people it is, but it doesn't have to be. The difference isn't the market. It's how you trade.

What makes something gambling?

A casino game has three features:

1. Negative expected value by design. The house edge means the average player loses on every bet, forever. No skill can change roulette odds.
2. Outcomes are independent. The last spin tells you nothing about the next one.
3. No economic purpose. Money just moves from players to the house.

Financial markets are different on all three:

• The expected value isn't fixed. It depends on what you do. Costs (spread, commission, swap) push the average short-term trader below zero, but strategies with a real edge and controlled risk can have positive expectancy.
• Prices aren't pure noise. Decades of research document repeatable patterns. For example, Moskowitz, Ooi and Pedersen (2012) found that a simple 12-month trend signal was profitable across 58 futures markets (stock indices, currencies, commodities and bonds). Professional trend-following funds are built on this.
• Markets have a purpose. Traders provide liquidity, help set prices, and take on risk that companies, farmers and airlines want to hedge.

So why does it so often look like gambling?

Because many people trade like gamblers. The research here is clear and uncomfortable:

• People do treat trading as entertainment. Gao and Lin (2015) studied Taiwan's lottery: when jackpots got very large, trading volume in stocks favoured by individual investors fell by roughly 5–9%. Trading and lottery tickets were substitutes for the same thrill.
• More trading, worse results. Barber and Odean (2000) followed 66,465 US households: the most active traders earned 11.4% a year while the market returned 17.9%. Costs and overconfidence, not bad stock picks, explained the gap.
• Most retail CFD traders lose. When EU regulators reviewed the data in 2018, 74–89% of retail CFD accounts lost money, which led to leverage limits for everyone.

Gambling vs. trading: the checklist

The honest bottom line

Trading isn't gambling by nature, and skill exists: Barber, Lee, Liu and Odean (2014) found that the top day traders in Taiwan kept outperforming year after year. But that group was under 1% of all day traders. Turning trading into something better than gambling takes rules, risk control, patience and accepting that most people who try don't make it.

If you want to see the studies yourself, we've summarised them with links in our trading research library.

References

• Barber, B. & Odean, T. (2000). Trading Is Hazardous to Your Wealth. Journal of Finance, 55(2). doi:10.1111/0022-1082.00226
• Barber, B., Lee, Y.-T., Liu, Y.-J. & Odean, T. (2014). The cross-section of speculator skill: Evidence from day trading. Journal of Financial Markets, 18. doi:10.1016/j.finmar.2013.05.006
• Gao, X. & Lin, T.-C. (2015). Do Individual Investors Treat Trading as a Fun and Exciting Gambling Activity? Review of Financial Studies, 28(7). doi:10.1093/rfs/hhu075
• Moskowitz, T., Ooi, Y. H. & Pedersen, L. H. (2012). Time series momentum. Journal of Financial Economics, 104(2). doi:10.1016/j.jfineco.2011.11.003
• ESMA (2018). Product intervention measures on CFDs and binary options. esma.europa.eu