Question

why do you think there are so few cases of private water supply in the world​

Answer 1

Answer:

There are few cases of private water supply in the world, because: Private company deals for profit in the market.

Answer 2

There are few cases of private water supply in the world, because: Private company deals for profit in the market. In the water facility, there is no profit or very less profit. Private companies do not take interest in undertaking no profit or low-profit work.

I hope it's helps you.