They are engineered in the Uk. Engines made in Uk and China. From memory India was assembly from knockdown unless that has changed. Supply is for the domestic market. Just because there is Ownership doesn't mean transfer of skills
Hyundai does some design work in India and manufacturing (i20) but hardly any exported, and for the domestic market.
Mahindra is probably doing the most exports, at a guess
? Wikipedia says the writer you are referring to as disadvantaged is working on a project as a writer, producer and director and has some pretty heavy backing
Kinda, they can classify the activity of the engineers project work as r&d, and capilise the appropriate amount on the balance sheet (i.e. does not show under r&d expenses). Over time that would then be shown as depreciation, not r&d. You can't captilise an engineers time that is maintenance work.
A quick look at Ubers annual report states they do not capitalise r&d costs and instead expense it as incurred.