Hacker News Reader

> Frankly it gets a little tiring after sometime , specially when walmart.com exists

You didn't read the article, which demonstrates how Amazon's actions raise the prices at Wal-Mart.

the existence of a competitor is poor reasoning about whether or not monopolistic intention exists.

When a single entity in the market can control and set the prices for the entire market it indicates an uneven shift in market power. Amazon has such market power at the moment, and this puts them at risk of committing monopolistic behaviors.

You're totally right