President Tharman Shanmugaratnam of Singapore has praised Ghana rsquo;s President John Dramani Mahama for his leadership in addressing economic challenges and promoting job creation. ldquo;Ghana must succeed for West Africa and Africa to succeed, rdquo; President Tharman said, commending President Mahama 39;s handling of the country 39;s debt challenge and noting that jobs remained a hurdle that his administration is actively addressing.