A digital nomad family needs income to go as far as possible. We live to travel, after all.
A traveling lifestyle means you will spend less on stuff, and more on experiences. A ton of research has shown that
experiences bring people more happiness than do possessions
.A remote job or passive income source for a digital nomad means more leisure time, more living and adventure, for less money.
I found this map of living costs around the world. India is absurdly inexpensive but a difficult place for family travel. I do want to take my kids there, perhaps when they are older.
Our next trip, hopefully, will be Spain. As you can see, it could be a great place to work from remotely! It is one of the cheapest countries in Western Europe. Good food, good internet access and lots of culture, makes it a great place for digital nomads and remote workers.
For a more detailed analysis of cost of living around the world, check out Numbeo.com. It is the best site for comparing costs in different countries and cities.