Morrisons is intending to increase its hourly pay rate for store staff to £8.20 an hour from a previous minimum of £6.83. Bradford, England, 2015-9-30 — /EPR Retail News/ — More than 90,000 staff will benefit – across all age brackets. Morrisons will make an extra investment of more than £40m in the improved hourly pay rate. Supplements,…