초록 없음 Pollak, R. A. (1970). Habit formation and dynamic demand functions. Journal of political Economy, 78(4, Part 1), 745-763. https://doi.org/10.1086/259667
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초록 없음 Pollak, R. A. (1970). Habit formation and dynamic demand functions. Journal of political Economy, 78(4, Part 1), 745-763. https://doi.org/10.1086/259667