How do countries that don’t charge income tax eg Monaco, Cayman Islands pay for things that tax pays for in other countries eg roads, bridges, military, government buildings, etc

Question

How do countries that don’t charge income tax eg Monaco, Cayman Islands pay for things that tax pays for in other countries eg roads, bridges, military, government buildings, etc

In: 5

Answer 1

Keep in mind they are usually very small.
Monaco is 30 k habitants and ~2 square km , so there’s not a huge amount needed.
They also live under the umbrella of France for most of their infrastructure.