荣太太,30岁,某高校商学院教师,月收入1.4万元,年奖金2万元;荣先生,33岁,某公司中层管理人员,月收入1.8万元,年奖金2万元。荣先生每月的生活消费支出4500元,荣太太每月生活消费支出5500元。孩子3岁,生活消费支出2000元。荣太太和荣先生3年前购买了一套住房,目前市值 Mrs. Rong, 30, a college business school teacher, monthly income of 14,000 yuan, the annual bonus of 20,000 yuan; Mr. Rong, 33 years old, a company middle management, monthly income of 18,000 yuan, 20,000 yuan in prize money. Mr. Wing monthly living expenditure of 4,500 yuan, Mrs. Wing living expenses per month of 5,500 yuan. Children 3 years old, living expenses 2,000 yuan. Mrs. Wing and Mr. Rong bought a house three years ago, the current market capitalization