61.   If there is no deletion mechanism, a system may be overwhelmed by the volume of messages travelling through it.

62.   Keynesians, however, argue that the mechanisms are indirect and unreliable.

63.   An indirect transmission mechanism is where a change in money supply first affects some intermediate variable.

64.   The direct mechanism is where an increase in money supply leads people directly to spend the resulting excess of money supply over money demand.

65.   The mechanism is still indirect.

66.   Certainly in the short run, therefore, the direct mechanism may be weak if working through open-market operations.

67.   There is no mechanism whereby clouds of particular shapes can spawn daughter clouds resembling themselves.

68.   Plant and machinery will also usually be sold at its tax written down value to avoid any balancing charge to the vendor, though the mechanism is different.

69.   I mean the basic mechanism is very simple as I say.

70.   You know, suppose parliament starts breaking the rules and acting arbitrarily and I say the mechanism is not clear.