- amazon 是依赖模式的公司,而 Facebook 只是依赖用户行为的公司,所以亚马逊更加坚不可摧。
- xaas ,x 是任何可以和其他公司共享的资源,可以是物流,云,甚至是客服。
- bigger means cheaper
- FedEx and UPS offers big discount for Amazon, to the extend that user find it’s cheaper to use Amazon deliver sevice than use FedEx directly. How Amazing!
- nagtive profit is allowed
- Bezos said, we want all our price competitive, if that means we lose some money, it’s OK.
- ‘Keep the customers to the Amazon plaform’ is the goal, not making money.
- flywheel effects