瀏覽 的方式： 關鍵字
- utilitarian 4
- utilitarian attitude 1
- Utilitarian feature 1
- utilitarian goods 1
- utilitarian motivations 1
- Utilitarian products 2
- Utilitarian shopping value 1
- utilitarian value 1
- Utilitarian values 1
- UTILITY 2
- Utility 5
- utility 6
- utility based decisions 1
- Utility Creation Mix 1
- Utility disconnection 1
- utility expenditure 1
- utility finction 1
- Utility Function 2
- Utility function 2
- utility function 2