Final answer:
Jack Walsh, the former CEO of General Electric (GE), won in the market by implementing strategies to streamline operations, reduce costs, and focus on core businesses.
Step-by-step explanation:
Jack Walsh, the former CEO of General Electric (GE), became a prominent figure in the business world for his successful turnaround of the company in the 1980s. Under his leadership, Walsh implemented strategies to streamline operations, reduce costs, and focus on core businesses, which ultimately led to the company's success in the market.