Zimbabwean mobile subscribers have been hit by an increase in broadband tariffs following a directive by the telecoms regulator, POTRAZ, to set new floor prices for voice and mobile data bundles. ZIMBABWE’S mobile network operator Econet Wireless has increased its data charges in line with the floor prices set by the regulator. Postal and Telecommunications Regulatory Authority (POTRAZ) set the floor price for data at 2 cents per megabyte (MB) while traditional voice service at 12 cents per minute with effect from January 9. The regulator urged operators to review their charges and promotions in line with the floor charges. Econet introduced three monthly plans — light, medium and heavy — at an average of…