When Firms Involved In Different Steps Of Manufacturing Or Marketing Join Together?

When Firms Involved In Different Steps Of Manufacturing Or Marketing Join Together? A B VERTICAL MERGER THE KIND OF MERGER IN WHICH FIRMS INVOLVED IN DIFFERENT STEPS OF MANUFACTURING OR MARKETING JOIN TOGETHER CONGLOMERATE A FIRM THAT HAS AT LEAST FOUR BUSINESSES, EACH MAKING UNRELATED PRODUCTS, NONE OF WHICH IS RESPONSIBLE FOR THE MAJORITY OF