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You Only Lose Once: Blockchain Gambling Platforms

You Only Lose Once: Blockchain Gambling Platforms

Lorenz Baum, Arda Güler, and Björn Hanneke
This study investigates user behavior on emerging blockchain-based gambling platforms to provide insights for regulators and user protection. The researchers analyzed over 22,800 gambling rounds from YOLO, a smart contract-based platform, involving 3,306 unique users. A generalized linear mixed model was used to identify the effects of users' cognitive biases on their on-chain gambling activities.

Problem Online gambling revenues are increasing, which exacerbates societal problems and often evades regulatory oversight. The rise of decentralized, blockchain-based gambling platforms aggravates these issues by promising transparency while lacking user protection measures, making it easier to exploit users' cognitive biases and harder for authorities to enforce regulations.

Outcome - Cognitive biases like the 'anchoring effect' (repeatedly betting the same amount) and the 'gambler's fallacy' (believing a losing streak makes a win more likely) significantly increase the probability that a user will continue gambling.
- The study confirms that blockchain platforms can exploit these psychological biases, leading to sustained gambling and substantial financial losses for users, with a sample of 3,306 users losing a total of $5.1 million.
- Due to the decentralized and permissionless nature of these platforms, traditional regulatory measures like deposit limits, age verification, and self-exclusion are nearly impossible to enforce.
- The findings highlight the urgent need for new regulatory approaches and user protection mechanisms tailored to the unique challenges of decentralized gambling environments, such as on-chain monitoring for risky behavior.
gambling platform, smart contract, gambling behavior, cognitive bias, user behavior