There's alot of research that goes into this, not just the CPI but other measures of inflation. Check out http://www.thebillionpricesproject.com/ http://www.the

There's alot of research that goes into this, not just the CPI but other measures of inflation. Check out http://www.thebillionpricesproject.com/ http://www.thebillionpricesproject.com/ from MIT. Economists don't just sit on their butts all day.