Hotel Rates: Advito, DVI and Prime Numbers provided aggregated, anonymized, quarterly 2020 data for U.S. rates booked by corporate clients across five hotel tiers. Advito, DVI and HRS provided parallel data for non-U.S.cities. BTN provided taxes and fees data for U.S. cities and calculated all full-year index rates. BTN will update hotel data quarterly.

Car Rental Rates: Advito, DVI and Prime Numbers provided aggregated, anonymized, quarterly 2020 data for U.S. car rental rates booked by corporate clients across three car rental tiers, as well as local tax and fee data. BTN calculated all full-year index rates. BTN will update car rental data quarterly.

Meal Prices:Under the direction of Lynn Minnaert, academic chair and clinical associate professor in the New York University School of Professional Studies’ Jonathan M. Tisch Center of Hospitality, students researched restaurants from October through December 2020 to gather meal prices sans taxes and gratuities. BTN will update meal data annually.

U.S.: For breakfast in each city that has an annual GDP above $95 billion, students surveyed three chains, six independent restaurants identified via TripAdvisor and three hotel restaurants; for each lunch and dinner, they called six chain and six independent restaurants. For smaller cities, students surveyed two independent restaurants and one hotel restaurant for breakfast and three chain and three independent restaurants for each lunch and dinner. Sample breakfast chains include Denny’s, IHOP and Starbucks; lunch chains include Chili’s, Panera and Bonefish Grill; dinner chains include Fogo de Chao, The Cheesecake Factory and The Capital Grille.

Non-U.S.: Breakfast is based on continental breakfast. For lunch and dinner in each city that has a population of 1.5 million or more, students surveyed 12 restaurants; for smaller cities, they researched six. The students converted prices from local currency to U.S. dollars on Dec. 20, 2020.

Taxi Rates: NYU Tisch students researched taxi rates for non-U.S. cities. BTN will update taxi data annually.

Risk Scores: GeoSure synthesized near real-time safety ratings on February 27, 2020, using a proprietary combination of big data predictive analytics, artificial intelligence/natural language processing and crowdsourced input. GeoSafeScores powered by GeoSure incorporate structured and unstructured data from sources like the United Nations, Centers for Disease Control and Prevention, World Health Organization, Interpol, The World Bank, FBI and the U.S. State Department, as well as macro sources like inflation trends, education, income levels, political stability, trending health and disease data, neighborhood-level police presences, healthcare facility proliferation and infrastructure characteristics. BTN will update risk data quarterly.