virtuous circle 
noun
A recurring cycle of events, the result of each one being to increase the beneficial effect of the next: economic expansion would itself produce a virtuous circle of increased productivity, increased exports, and increased growth...
- He said: ‘We need to attract investment to create a virtuous circle in which increased economic activity leads to more investment and so on.’
- But a vicious circle is often just a virtuous circle in disguise. Increasing the flexibility in how we use super savings should make it politically easier to expand.
- Ideally, the environment benefits from virtuous circles in which sustainable economic growth reduces poverty, increases resources available to improve the environment, and is itself reinforced by these trends.
- overview
- overviewer
- over-violent
- overvoltage
- overvote
- overvoting
- overvulcanise
- over-vulcanization
- over-vulcanize
- overvulcanize
- over-warm
- have (or add) another string to one's bow
- have (or be on) a short fuse
- have (or eat) someone for breakfast
- have (or gain) the upper hand
- have (or get) a foot in the door
- have (or get) a leg-up on
- have (or get) itchy feet
- have (or get)one's snout (or nose) in the trough
- have (or get) one's snout (or nose) in the trough
- have (or get) someone/thing taped
- have (or get) something down to a fine art
- have (or give) it large
- have (or have grown) whiskers
- have (or hold) no terrors for someone