Impact of Fiat Currency Devaluation on Cryptocurrency Investment Behaviour: Evidence from Sri Lankan University Students

G. Weerasinghe *

Department of Economics, University of Sri Jayewardenepura, Sri Lanka.

M. M. S. A. Karunarathna

Department of Economics, University of Sri Jayewardenepura, Sri Lanka.

*Author to whom correspondence should be addressed.


Abstract

The rapid growth of cryptocurrencies and increasing instability in traditional financial systems have significantly transformed global investment behaviour in recent years. In developing countries experiencing economic crises and currency depreciation, investors increasingly seek alternative financial assets that can preserve value and generate higher returns. Sri Lanka has recently experienced severe economic instability characterised by inflation, foreign-exchange shortages, sovereign debt problems, and rapid depreciation of the Sri Lankan rupee. Under these conditions, interest in cryptocurrency investment has increased, particularly among younger and technologically aware investors. Therefore, this study examines whether fiat currency devaluation shifts investment from the stock market to the cryptocurrency market among university students in Sri Lanka. The study adopts a quantitative research approach and uses primary data collected through a structured questionnaire from 150 final-year undergraduate students at the University of Sri Jayewardenepura. Stratified random sampling was used to select respondents from the Faculty of Humanities and Social Sciences, the Faculty of Management Studies and Commerce, and the Faculty of Applied Sciences. Descriptive statistics, chi-square analysis, and binary logistic regression were employed to analyse the relationship between rupee depreciation and cryptocurrency investment behaviour. The findings reveal that depreciation of the Sri Lankan rupee significantly influences investment decisions among university students. Most respondents perceived cryptocurrency investment as more profitable than stock-market investment during periods of economic uncertainty. The chi-square analysis identified significant relationships between cryptocurrency investment behaviour and age, income, stock-market investment, and perceptions of rupee depreciation. Furthermore, the binary logistic regression results confirmed that rupee depreciation positively and significantly affects cryptocurrency investment, whereas stock-market investment had a negative relationship with cryptocurrency investment behaviour. The study concludes that economic instability, declining confidence in fiat currency, and increasing awareness of digital financial systems encourage university students in Sri Lanka to shift their investment preferences from the traditional stock market to cryptocurrency.

Keywords: Cryptocurrency investment, currency devaluation, digital finance, fiat currency, investment behavior, Sri Lankan rupee, stock market, university students.


How to Cite

Weerasinghe, G., and M. M. S. A. Karunarathna. 2026. “Impact of Fiat Currency Devaluation on Cryptocurrency Investment Behaviour: Evidence from Sri Lankan University Students”. South Asian Journal of Social Studies and Economics 23 (8):195-205. https://doi.org/10.9734/sajsse/2026/v23i81374.

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