What does analyzing historical success comparing R01 grants versus R21 grants demand beyond simple dollar amount comparison?

Answer

A detailed comparison across mechanism types.

Effective comparison requires acknowledging that different award mechanisms (like R01 versus R21) serve distinct purposes, necessitating analysis that differentiates based on the nature of the funding mechanism itself rather than just raw financial figures.

What does analyzing historical success comparing R01 grants versus R21 grants demand beyond simple dollar amount comparison?
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