(6) Clearly, this short essay has only outlines the main points of this topic and many aspects would benefit from more study. (4) One possible fields for further research would be to investigate the reason why some home owners default on their mortgage payments. (3) There have been claims that owning a house may make people reluctant to move in order to find work, and this theory seems to be supported by the examples some US states during the recession of 2008-9. (1) However, it appears that the main factor here was negative equality, rather than just ownership. (7) As negative equality is the product of a house price bubble, it seems that the principle threat to a national economy is rapid inflation of house prices to unstable levels. (2) Consequently, it can be suggested that governments should take steps to control the expansion of credit by preventing housing bubbles by discouraging risky lending. (5) It has been shown that, although in some situations a strong economy is linked to low rates of home ownership, this is not always the case.