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Letters to the Editor

Hidden costs of behavioural nudges

May 31, 2024 00:00:00


Behavioural nudges are subtle policy shifts designed to affect behaviour without restricting choices. They are often used to promote better, more financially sound, or environmentally friendly decisions. While the intentions behind nudges are typically positive, their effectiveness and ethical implications have been subjects of debate. One of the primary criticisms is that nudges can be overly paternalistic, assuming that policymakers know what is best for individuals better than the individuals themselves. This can lead to a loss of personal autonomy, as people might be subtly coerced into making decisions they would not otherwise choose if they were fully aware of the nudge.

Another significant issue with behavioural nudges is their variable effectiveness across different demographics. Research shows that what works as an effective nudge in one cultural or socio-economic context may not work in another. For instance, a nudge designed to encourage savings might be successful in a high-income group but fail in a low-income group due to differing priorities and financial constraints. This discrepancy can result in policies that are unproductive or even counterproductive for specific populations, thereby exacerbating existing inequalities.

Furthermore, there is a growing concern about the transparency and accountability of nudges. Because nudges often operate subtly, they can be implemented without individuals' explicit knowledge or consent, raising ethical questions about manipulation. This lack of transparency can erode trust in public institutions if people feel they are being manipulated unaware. Moreover, without appropriate oversight and ethical guidelines, there is the potential for misuse, where nudges could be used to serve the interests of policymakers or private entities rather than the public good. Thus, while behavioural nudges offer a promising tool for influencing behaviour, they must be judiciously designed and implemented to address ethical and practical concerns.

Again, while behavioural nudges provide a promising approach to effecting positive changes in public behaviour, they come with significant challenges that require careful consideration. Moreover, the effectiveness of these nudges varies significantly across different demographic groups, risking the exacerbation of social inequalities. Finally, the lack of transparency in their implementation can erode public trust in institutions, highlighting the need for robust ethical guidelines and oversight. To harness the benefits of behavioural nudges responsibly, policymakers must address these ethical and practical issues, ensuring that interventions are not only effective but also respectful of individual choice.

Nargis Sultana

Assistant Professor

Department of Finance & Banking

Comilla University

[email protected]


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