Deals of the day- Mergers and acquisitions
(Adds Microsemi, Peet's Coffee & Tea, Electrolux, General Electric, Tereos; updates KeyCorp, McGraw Hill)
Oct 30 (Reuters) - The following bids, mergers, acquisitions and disposals were reported by 2000 GMT on Friday:
** Cleveland-based KeyCorp has agreed to buy First Niagara Financial Group Inc of Buffalo for $4.1 billion in the biggest deal this year between two U.S. regional banks.
** Chipmaker Skyworks Solutions Inc raised its offer to buy PMC-Sierra Inc to about $2.27 billion, marginally above a rival bid worth $2.25 billion from Microsemi Corp.
** Microsemi Corp hiked its offer to buy PMC-Sierra Inc to about $2.33 billion, topping a $2.27 billion bid from Skyworks Solutions Inc and extending - but perhaps not ending - a bidding war that started almost two weeks ago.