True or false:

1. In country A the richest 10% own 50% of total income whereas in country B the richest 10% only own 40% of total income. This means the Gini coefficient must be higher in country A.
2. In country A the richest 10% own 80% of total income whereas in country B the richest 10% only own 100% of total income. This means the Gini coefficient must be higher in country B.
3. The Gini coefficient is a good way to compare the wealth level of different countries.
4. The Gini coefficient allows us to look at the wealth level of the poorest 10% in a country.
5. The Lorenz curve allows us to compare the standard of living of the poorest 10% in different countries.