Q: If women's above-the-ankle pants are so attractive, why don't they make the same for men?
A: Above-the-ankle pants aren't attractive. They are a fad-scam. They use less fabric and require zero attention to variable lengths (as is routine for men's pants).
Alt Text: a man in full length pants next to a woman in supposedly business appropriate above-the-ankle pants. Clipped from a clothing ad.