Last week’s economic reporting included the National Association of Home Builders Housing Market Index, government readings on housing starts and building permits, and data on sales of previously-owned homes. Weekly readings on mortgage rates and jobless claims were also released. NAHB: Builder Confidence in Housing Market Conditions Slips by Two Points Homebuilder confidence fell by two points to an index reading of 77 in April and was the lowest reading since September. Analysts expected this dip as mortgage rates and building materials costs continued to rise. Index readings over 50 indicate that most builders have positive views of housing market…