We can quantitatively evaluate the intensity of competition in a market from the following four dimensions:Commodity Concentration, Brand Concentration, Seller Concentration, and reviews. we still need to make further data analysis and judgment. Test Your Product Research now!
In the recent 2019 Prime Day, Amazon's third-party sellers sold more than $2 billion all over the world. The vast number of products provided by third-party sellers greatly enrich the diversity of product selection on Amazon and continues to bring more choices to Prime members worldwide.
Amazon Japan, which was launched in 2000 officially, has provided membership services to sellers since 2007, and now becomes a e-commerce website with the largest traffic in Japan. How to make more money on amazon.co.jp