No, what makes you money online is what people want enough to pay for, this may either be a superb idea conceived by someone or just an ordinary thing.
You can get what people want enough to pay for in different niches and countries by doing a search on the internet for government economic statistical figures and industry reports for different niches in all countries, these should show you the revenues and profits earned in different niches and countries in previous years, and will give you an idea of the potential revenues in each niche per country. You can also use them to know the highest and the lowest revenue ... more