Rational and Irrational Choice Frameworks: An Exploration of Smoking and Unhealthy Alcohol Consumption in Japan

• Project/Area Number: 25K16669
• Research Category: Grant-in-Aid for Early-Career Scientists
• Allocation Type: Multi-year Fund
• Review Section: Basic Section 07050:Public economics and labor economics-related
• Research Institution: Hiroshima University
• Principal Investigator: NGUYEN THI・XUAN・TRINH 広島大学, 人間社会科学研究科(社), 助教 (11000547)
• Project Period (FY): 2025-04-01 – 2029-03-31
• Project Status: Granted (Fiscal Year 2025)
• Budget Amount: ¥4,680,000 (Direct Cost: ¥3,600,000、Indirect Cost: ¥1,080,000); Fiscal Year 2028: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000); Fiscal Year 2027: ¥1,430,000 (Direct Cost: ¥1,100,000、Indirect Cost: ¥330,000); Fiscal Year 2026: ¥780,000 (Direct Cost: ¥600,000、Indirect Cost: ¥180,000); Fiscal Year 2025: ¥1,040,000 (Direct Cost: ¥800,000、Indirect Cost: ¥240,000)
• Keywords: Health economics

Outline of Research at the Start

This study is pioneering in exploring health risk behaviors using a mix of rational and irrational choice frameworks. Through causal mediation analysis, this study is the first that examines how impatience mediates the effects of health literacy on smoking and unhealthy alcohol consumption in Japan.