Where does prudence collide?

In Aristotle's Nicomachean Ethics (composed around 340 BCE), phronesis, usually translated as prudence or practical wisdom, is the intellectual virtue of deliberating well about what is good to do in particular circumstances and then acting on that judgment. Aquinas's Summa Theologica (written 1265 onward) later ranked prudentia as one of the four cardinal virtues, the one that directs the others by finding the right means to a good end. Here prudence is a trained disposition of a person's character and reasoning, a way of choosing how to act, and it is not a cautious rule for financial reports or a legal standard of care.[1][2]

Unit

A single well-reasoned choice about how to act in a particular situation

Recovery means

Not applicable

Measured by

Judged qualitatively by whether the deliberation and the resulting action fit the circumstance and the good aimed at; it is not put on a numeric scale

The prudent person standard asks how a reasonably careful person would act in the same situation and holds a party to that level of care. It was formulated in Harvard College v. Amory (1830), where Justice Samuel Putnam wrote that a trustee should watch how people of prudence manage their own affairs, giving rise to the prudent man rule for handling money that belongs to others. The Uniform Prudent Investor Act (1994) recast this as the prudent investor rule, judging a fiduciary by the care and skill of sound investing across a whole portfolio rather than asset by asset. Here prudence is an outside benchmark of conduct set by law, not a personal virtue of character or a rule for the timing of accounting entries.[3][4]

Unit

A single judgment of whether conduct met the care a prudent person would use

Recovery means

Not applicable

Measured by

Applied case by case by courts that compare the party's conduct against the reasonable prudent person benchmark

In accounting, prudence, also called the conservatism principle, tells preparers to record likely losses and liabilities as soon as they are foreseeable while holding back gains until they are realized. The maxim is often traced to Bliss's Management Through Accounts (1924), which put the rule as anticipate no profit but provide for all possible losses. Basu's The Conservatism Principle and the Asymmetric Timeliness of Earnings (1997) gave it an empirical form, showing that reported earnings take in bad news faster than good news. Here prudence is an asymmetric reporting policy for financial statements, not a virtue of the actor or a legal test of reasonable care.[5][6]

Unit

An accounting policy choice applied to a transaction or account balance

Recovery means

Not applicable

Measured by

Operationalized by Basu (1997) as the asymmetric timeliness of earnings, the greater responsiveness of reported earnings to bad news than to good news