positive feedback

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positive feedback

[′päz·əd·iv ′fēd‚bak]
(control systems)
Feedback in which a portion of the output of a circuit or device is fed back in phase with the input so as to increase the total amplification. Also known as reaction (British usage); regeneration; regenerative feedback; retroaction (British usage).
References in periodicals archive ?
These self-reinforcing tendencies imbedded in the national capital structure are typical of developing countries and one of their great sources of economic volatility - one that tends to undermine long-term growth".
Therefore, extractive economic arrangements are reinforced by extractive political institutions generating an interaction that creates a self-reinforcing vicious circle where wealth is channeled toward one narrow elite that has too much to lose by expanding political power to other groups.
To be ambitious is the norm, to give up rare: that climate is self-reinforcing, fed by students as much as by their teachers.
It states: "The possibility is businesses will congregate in Birmingham, and the process will be a self-reinforcing one, making Birmingham distinctly different to all the other large English cities outside London.
Everyone in the organization has the necessary information and ability to integrate the governance model into business practices; and it all works as a self-reinforcing feedback loop that enables leadership to respond to new needs and challenges.
fear that comes from an actual experience like an MRI is self-reinforcing - the experience teaches you to fear other similar incidents or environments, like hospitals and doctors.
Using economic theory and real world data and experience, Bitumen Cliff states: "The combined outcome is a self-reinforcing staples trap, whereby the faster Canada exports its latest staple, the less diversified and capable the economy becomes--and hence all the more dependent on finding more staples to export.
Leeson argues here that the exclusion of Irish culpability was a consequence of self-reinforcing anti-British propaganda: with the British recruits viewed as violent thugs, it was only natural to attribute the violence to them, which in turn was used to validate their depiction as violent thugs.
officials simply to ignore completely the fact that the severe flattening of the Japanese yield curve contributed to a collapse in bank profitability and lending, which helped fuel a self-reinforcing deflationary spiral and two decades of economic misery.
This partly reflects the fact that, while there has clearly been some real world economic impact from the political dithering in both America and Europe at the end of July, so far it is not threatening to become self-reinforcing.
This partly reflects the fact that, while there has clearly been some real world economic impact from the political dithering in both American and Europe at the end of July, so far it is not threatening to become self-reinforcing.
According to the panel, one such event is self-reinforcing feedback loops, whereby small changes, perhaps driven by data delays or news events, loop back on themselves and trigger a bigger change, which again loops back.