Ford leaves India, prompting question about capital intensity and industry

The higher the capital intensity the fewer the number of companies an industry is able to support.

How many producers can an industry support? This is a very old question in economics, which gains salience once again after the announcement by Ford Motors that it will stop production in India. 

I should add here that I used the Ford Fiesta for 12 years from 2008--two cars in succession--and found it to be an excellent vehicle. Then, for some reason, Ford fiddled with the model making it smaller and I stopped buying. 

Anyway, several other auto companies have also stopped operating in India over the last decade. But without going into the specifics of each exit, it is