Another 2 million or more jobs will vanish this year, economists predict.</p><p>This week alone, tens of thousands of new layoffs were announced by companies including Ford Motor Co., Eastman Kodak Co., Black & Decker Corp., Boeing Co., Pfizer Inc., Caterpillar Inc., Home Depot Inc. and Target Corp.</p><p>The economy's slowdown also has caused once surging prices to retreat, and companies are disc