“It is my sincere hope that both schools deliver rigorously stimulating opportunities to all of their students, but arguing which is more difficult or correlating grades between two schools is pointless.”
I agree, but grade inflation does exist, and I hope you’re not just dismissing it even in face of Harvard’s own self-admission in the link provided above. In fact, I wonder how much of Harvard’s reputation for grade inflation is impacting its high yield rate (emphasis on “wonder”).