DROP IN WHOLESALE PRICES BIGGEST IN NEARLY 4 YEARS.(BUSINESS)

Byline: ALICE ANN LOVE Associated Press

WASHINGTON -- Falling energy and food prices last month contributed to the deepest plunge in wholesale prices in almost four years. The good inflation news still left economists and investors uncertain about what it portends for interest rates.

Prices paid to producers -- from farms to factories -- fell 0.6 percent in April, capping four straight months of decline unparalleled since 1993.

Bond markets rallied and stocks moved into record territory Wednesday morning immediately after the Labor Department released its Producer Price Index -- a barometer of price pressures before they reach the

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