宏观经济问题
问题描述：
宏观经济问题
The consumer price changed from 78.6 to 87.9 between 2002 and 2012,while Amy's (nominal) income increased by $500 to $15000 over the same time period.What is the average annual rate of change in her real income in these 10 years (rounded to 2 decimal places)?
答
[(15000/87.9)*100%/(14500/78.6)-1]/10=-0.75%