In August 2021 Yahoo Finance estimated that Jeff Bezos, the founder of Amazon, made about $8.99 billion per month, $2.25 billion per week, $321 billion per day, or $3,715 per second. By way of comparison, the median weekly full-time weekly for Americans is $984 or $0.41 per second.

Please state three (3) principal factors that account for the extraordinary increase of wealth of Mr. Bezos and explain each in one single, short paragraph. (Hint: help yourself by focusing in the second and third layers of the Iceberg Model).