The united states
you won't find anything better than capitalism!
There are so many benefits of capitalism. It's built on Democracy, they work perfectly; everyone gets 1 vote, and so everyone gets equal power politically. Equality, no matter where you start in life everyone has a chance to make it big, here you can open a business, and start in a job and work your way up. Social goods are also a part of us, clean water and clean air, always available.
Here, the means of producing and distributing goods, are owned by a small minority of people. The majority of people must sell their ability to work in return for a salary. The state is in charge of economic planning and distribution of goods