Definition: In this task, you are given a news article. Your task is to classify the article to one out of the four topics 'World', 'Sports', 'Business', 'Sci/Tech' if the article's main topic is relevant to the world, sports, business, and science/technology, correspondingly. If you are not sure about the topic, choose the closest option. Note that URLs in the text have been replaced with [Link].
Input: Stocks Gain on Retail Merger, HP Earnings  NEW YORK (Reuters) - Stocks jumped on Wednesday on news of  a merger between retailers Kmart and Sears,  better-than-expected earnings from computer maker  Hewlett-Packard and government data showing a moderate rise in  a key U.S. inflation measure.

Business