GLOBAL MARKETS-Corporate results boost stocks, euro falls on inflation data

* Upbeat earnings activity boosts U.S., European shares * Euro falls on below-forecast German inflation data * Draghi cools ECB QE talk; Fed to begin policy meeting * U.S. bond yields rise as Apple prepares huge bond deal (Updates with U.S. markets, adds quote, changes dateline; previous LONDON) By Richard Leong NEW YORK, April 29 (Reuters) - World stock indexes rose on Tuesday on well-received corporate earnings, while the euro slipped as weaker-than-expected German inflat