As Taleb explains in his book, antifragility is fundamentally different from the concepts of resiliency (i.e. the ability to recover from failure) and robustness (that is, the ability to resist failure).
The noun UNEARNED INCOME has 2 senses: 1. personal income that you did not earn (e.g., dividends or interest or rent income). 2. (accounting) income received but not yet earned (usually considered a current liability on a company's balance sheet). Familiarity information: UNEARNED INCOME used as a noun is rare.
Unearned revenue refers to money that a company has received for products or services that it has not yet provided. The money represents a future obligation, so it goes on the company's books as a liability. Only when the company has fulfilled its obligation -- earned the money -- is the liability ...