The ability to perform various tasks satisfactorily. Skills may involve physical dexterity, mental ability, or both. They can be learned either through formal instruction or through the apprenticeship system, working under the supervision of somebody who already has them. Individuals appear to differ in their ability to acquire skills. Workers with scarce skills can generally obtain better paid and more secure jobs than those without them.

• risk sharing
• risk taking
• river pollution
• robustness of policies
• roll-over of loans
• Rome, Treaty of
• root
• rounding error
• round, wage
• row
• royalties
• RPC
• RPI
• RPIX
• RPM
• RTC
• rules-based policy
• rules of origin
• rules of the game
• running yield
• rustbelt
• Rybczynski theorem
• sacking
• sacrifice ratio
• saddle point