live that is based on a score that reflects a comprehensive list of eight unique factors. These are: economic strength; research and development; cultural interaction; livability; environment; accessibility; GDP per capita (nominal in U.S. dollars); and COVID-19 deaths per million for the country. Mercer's Quality of Living Ranking American global human resources and related financial services consulting firm Mercer annually releases its Mercer Quality of Living Survey, comparing 221 cities based on 39 criteria. New York City is given a baseline score of 100 and other cities are rated in comparison. Important criteria are safety, education, hygiene, health care, culture, environment, recreation, political-economic stability, public transport and access to goods and services. The list is intended to help multinational companies decide where to open offices or plants, and how much to pay employees. Mercer has ranked Austria's capital Vienna first in its annual "Quality of Living" survey since 2009. The full ranking includes 231 cities. Deutsche Bank Liveability Survey The 2019 survey showed the following cities to be highest in quality of life, for numerous reasons (e.g. style, affordability, happiness and pollution etc.): Numbeo's Quality of Life Ranking Numbeo is a crowd-sourced global database of reported consumer prices, perceived crime rates, quality of health care, among other statistics. The full ranking includes 251 cities. See also European Green Capital Award Healthy city List of most expensive cities for expatriate employees List of largest cities Urban vitality References Cities-related lists of superlatives Market research Quality of life The Economist liveable International quality of life rankings