How free two-day shipping became the baseline American shoppers expect

- American: 103 events in the last 90 days
- Previous: earlier the same day · ‘All about developing American athletes’: How passage of proposed bill would help American student-athletes
What happened
Amazon bet that shoppers would pay upfront for speed, and the data showed they bought more often. Rivals scrambled to acquire stores just to keep pace
Summary assembled by rule from the sources below