Those elusive “green shoots” that economic optimists had been digging up lately were buried under disappointing data from the Commerce Department in Washington yesterday (Wednesday) when it was revealed that retail sales in the unexpectedly dropped in April.

Sales at U.S. retailers dropped 0.4%, the eighth monthly decline in the last 10 months, following a revised 1.3% drop in March that was larger than previously estimated.  Excluding auto dealers, sales fell 0.5%

Economists had expected an increase of 0.5% to 1.0%.  Since July, retail sales have shown increases only in January and February, and those were attributed to post-holiday sales.

The disappointing numbers indicate surging unemployment and the worst housing market in decades could temper consumers’ appetite for spending for years, analysts said. As long as consumer spending is muted, which accounts for about 70% of all economic activity, any recovery from the worst recession in over 50 years is likely to