On the contrary, experience has shown that these policies may well turn out to be destabilising, especially if they are implemented in a way which increases the state of uncertainty, instead of reducing it. This may happen, in particular, if the size of the fiscal and/or monetary injection is such that irreducible uncertainty is increased, rather than reduced.
Company Boards often deteriorate to being a cosy club, friends of the boss, who just met to rubber stamp his decisions. I read the Economist (of 7th December) on flight, and the turn of phrase (on page 67) was interesting. Critics have compared directors to “parsley on fish”, decorative but ineffectual; or honorary colonels, ornamental in parade but fairly useless in battle”.