关于恩格尔系数的问题，定义是:食品支出占总收入越少说明人民生活水平越高，经济学一个基本结论，知道吧，顺着这个思路去说：The past decade has seen a sharp dicline in the cost of food ,in spark contrast with that of the recreation and entertainment.(综述) The expenditure on food accounted for 75% of total income a decade ago,which decrease to 50% recently.Meanwhile,the consumption of recreat...
A decade have seen that residents ' expenditure in food approximatelymakes up 75 persent of the outcome,but has been reduced to 50 persent recently.While expenditure in entertain...
In my opinionmost of the money spent in entertainment field or recreaction field is consumed by "young people",especially those college students.They have no incomes but have hig...
