Nippon Suisan Gakkaishi 77 (2), 199-204 (2011)

Quantitative analysis of preference of tuna depending on age and income

MASAHIKO ARIJI*
Department of Fisheries, Faculty of Agriculture, Kinki University, Nakamachi, Nara 631-8505, Japan

Tuna is one of the most important fish species consumed in Japan. However, resources are rapidly decreasing and so the Sopply structure is changing. Nevertheless, the price of tuna has been decreasing recently, so it is important to clanfy the reasons as it will cause a change of demand in Japan.

This study analyzes consumer preference by panel analysis with an Engel function, focusing on the effect of age and income on tuna consumption. As a result, it is shown that expenditure on tuna strongly depends or income and age, and that recenty, decreasing incomes have caused the decrease in expenditure on tuna.


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