$(1)$ From Bob Willis, "Payrolls Jump Casts Doubt on Fed Rate Pledge" $-$ Feb $3,2012,$ in Bloomberg news. The unemployment rate dropped to $8\mathrm{.}3$ percent, the lowest since February $2009,$ Labor Department figures showed today in Washington. The $243,000$ increase in jobs was the biggest in nine months and exceeded the most optimistic forecast in a Bloomberg News survey. Service industries grew by the most in a year, according to a separate report