Brief: Westamerica Bancorporation Increases Quarterly Cash Dividend
April 23 (Reuters) - Westamerica Bancorp WABC.O: WESTAMERICA BANCORPORATION INCREASES QUARTERLY CASH DIVIDEND WESTAMERICA BANCORP - DECLARES QTRLY CASH DIVIDEND OF $0.48 PER SHARE, UP TWO CENTS Source text: ID:nGNXbQhmrH Further company coverage: WABC.O ((Reuters.Briefs@thomsonreuters.com;))