Yellow is fake gold; it's veneer and show rather than substance. We see that with the yellow cocktail music at Gatsby's party (1) and the two girls in twin yellow dresses who aren't as alluring as the golden Jordan (3.15).
I think a moderate income is income above the median for famlies in your county, but not more than 25% of the median income. The IRS usually has this info for free, but I see they are now charging $10 for this on their web site for more recent years. http://www.irs.gov/taxstats/indtaxst...=96947,00.html.
HUD Income Guidelines. 1  Effective March 2016, Median Income is defined as the middle income level at which one-half of all households in the community earn the money, and one-half of all households earn less. The median area family income is estimated by HUD on a local basis, and is further broken down according to family size.