Corporate Travel Index methodology

Hotel Rates: Advito, HRS and Prime Numbers provide quarterly aggregated, anonymised rates booked by corporate clients across five hotel tiers.

Car rental rates: Advito, Emburse and Prime Numbers provide quarterly aggregated, anonymized, quarterly U.S. car rental rates booked by corporate clients across three car rental tiers. Advito provides combined local tax and fee data.

Meal Prices: BTN Europe rebuilt its meal and restaurant database in 2023. BTN Europe will update meal data annually, using the following methodology. Breakfast is based on continental breakfast. For lunch and dinner in each city that has a population of 1.5 million or more, BTN Europe surveyed 12 restaurants; in each smaller city, they called six. BTN Europe converted prices from local currency to Euros on February 15, 2023. Lunch is based on a sandwich, salad and non-alcoholic drink. Dinner is based on a fish, chicken or beef entree; salad; a dessert or cheese tray; and glass of wine.

Taxi rates: BTN Europe compiles taxi rate data annually using Rome2Rio.

Risk Scores: GeoSure synthesizes near real-time traveller safety data 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 and The World Bank, as well as macro sources like inflation trends, education, income levels, political stability, trending health and disease data, neighbourhood-level police presences, healthcare facility proliferation and infrastructure characteristics. BTN Europe updates risk data quarterly.