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.
1 For Poverty Status - Alternative, the income definition is applied to the family income. 2  For Household Income - Alternative, the income definition is applied to the household income.  The income format for Household Income - Alternative is the format selected in section 6, Customized Formatting.