lattenomics
n.— «Last month Paris became the latest city to feature on what the Economist dubs its “lattenomics” scale, which shows whether currencies are at their “correct” level against the dollar by comparing the cost of a Starbucks tall latte around the world.» —“Starbucks cafe chain plans to launch in Ireland later this year” by Gretchen Friemann Irish Times (Ireland) Feb. 18, 2004. (source: Double-Tongued Dictionary)