What is affordable housing? One definition is that the median house price should be in proportion to the median household income. If 50% of families (the top 50%) can afford to buy an average home, then the market is perfectly balanced.
But we don’t live in a perfect world. Governments play a critical role in real-estate markets, often in response to public demand for housing to be, well, affordable (see Fannie, Freddie). This doesn’t always end well, to put it mildly………………………………………..Full Article: Source