The company also emphasized the turnaround it has undergone under CEO Jamie Iannone, noting that eBay’s stock has climbed more than 200% since he took over six years ago. eBay operates as a global online marketplace connecting buyers and sellers, while GameStop still relies heavily on physical retail stores and wholesale inventory sales. Cohen argued that combining the brands could create a stronger competitor to Amazon by using GameStop’s retail footprint as a physical commerce network. He also pledged to cut billions in costs and said he would serve as CEO of the merged company without taking a salary or bonus package. But Wall Street has largely remained skeptical. Analysts questioned whether GameStop—currently valued at roughly $12 billion—could realistically absorb a company worth several times more.…