Thanks for taking a look! I do like both those indices. As the Big Mac Index looks at inter-country comparisons and I'm looking at intra-country (US). That said

Thanks for taking a look! I do like both those indices. As the Big Mac Index looks at inter-country comparisons and I'm looking at intra-country (US). That said, I'm going to see if: a) it's possible to get pricing data on Big Macs city by city in the US b) do the prices change with any frequency? WRT b) I am very fascinated by the fact that grocery prices are changing daily within the same major super market within the same city. I can't really understand why and that isn't inflation, that's just pricing. Pricing based on .... ?