Your Free Online Legal Dictionary • Featuring Black’s Law Dictionary, 2nd Ed.

RISK-BASED CAPITAL

The sum of money that needs to be retained by the savings institutuion in order to leverage any risks that are associated with the day to day running of the business.

RISK-FREE RATE OF RETURN

The rate of return that is optimum for an investment without incurring any risk where the investor receives the principal and a small return over a time period.

RISKLESS SOCIETY

A fictional environment developed by Gerard Debreu and Dr. Kenneth Arrow where all risks of investment are mitigated by an insurance policy.

RISK-NEUTRAL MEASURES

A frequently and necessary concept used in mathematical finance to measure the probability to evaluate the worth of a derivative.

RIVAL GOOD

A product or good that is capable of being used by only one person at any given time.

RIVEST SHAMI ADLEMAN (RSA) METHOD

A key encryption used in PGP or pretty good privacy situations and secure electronic commerce, SEC and is part of ISO and ANSI standards of encryption.

ROAD BLOCK

A method used in advertising where the same ad is broadcast at the same time on all available stations or channels.

ROAD SHOW

A major city tour by the team of management and the underwriters of an IPO prior to the offering date that is designed to garner interest for the investment.

ROAMING

The use of a cellular phone that is outside its calling area and where outgoing calls may cost more to make.

ROBOT

A machine that is controlled remotely or has been programmed to do certain tasks.

ROBUST

1. General.The continuos operation of a process regardless of any external changes that may affect it. 2. Statistics. A test or procedure that is mostly unaffected by the departure of any assumptions

ROCKWELL HARDNESS (RH)

A method and standard of measuring the hardness and penetration resistance of a material that is expressed as a number that has been assigned to the depth of penetration to a diamond

ROLE

The expected behaviour that is associated with a position or the status within a organisation or group. See Roles.

ROLE AMBIGUITY

In Human Resource Management where the position is poorly presented and there is a lack of clear understanding.

ROLE CONFLICT

The lack of compatibility between expectations of a position or job.

ROLE MODEL

A person who others aspire to be like, may be a person alive or dead, someone you know or don’t know but would like to be the same as.

ROLE OVERLOAD

The lack of reasonableness or balance in the extent of expectations from the job or person doing the job.

ROLE PLAYER

A person who has been assigned specific functions or taskin a program, process or project.

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