You're right, an inflation-adjusted dollar should buy some fixed fraction of e.g. a loaf of bread at any time in history. It's just such a multidimensional spa

You're right, an inflation-adjusted dollar should buy some fixed fraction of e.g. a loaf of bread at any time in history. It's just such a multidimensional space that any one number is bound to leave out some pretty crucial information as to how much money a given person needs to be happy.