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 income (revenue) Income received in advance of the time at which it is earned, such as prepaid rent. Income from a venture in which an individual does not directly participate. The most common types of passive income are rents and income from a limited partnership.