1. Qatar: A citizen of Qatar enjoys a high standard of living due to the country's high GDP per capita and HDI. Qatar has a strong economy based on oil and gas, which has enabled the government to invest in infrastructure, education, and healthcare, resulting in a high standard of living for its citizens.
2. Singapore: A citizen of Singapore enjoys a high standard of living due to the country's high GDP per capita and HDI. Singapore has a highly developed economy and a strong focus on education and innovation, resulting in a high standard of living for its citizens.
3. United Arab Emirates (UAE): A citizen of the UAE enjoys a high standard of living due to the country's high GDP per capita and HDI. The UAE has a strong economy based on oil and gas, as well as a growing tourism industry, which has enabled the government to invest in infrastructure, healthcare, and education, resulting in a high standard of living for its citizens.
4. Switzerland: A citizen of Switzerland enjoys a high standard of living due to the country's high GDP per capita and HDI. Switzerland has a highly skilled workforce, a strong economy, and a high standard of living for all citizens, which is reflected in its high HDI ranking.
5. Norway: A citizen of Norway enjoys a high standard of living due to the country's high GDP per capita and HDI. Norway has a strong social welfare system, high-quality education and healthcare, and a high standard of living for all citizens, which is reflected in its high HDI ranking.