Shahid Hassan Siddique (Economist): Karachi is a densely populated city  and improvement in Transportation infrastructure is the real need of the city. Groundbreaking of Karachi Circular Railway project is highly beneficial for the people of Karachi city. The karachiites would be able to reach their work station in time and it would boost their quality of work. It is appreciable that the  incumbent government realizes the importance of effective coordination between provincial and federal government. Pakistan is emerging as an economic hub and we need to remain united to maximize the benefits of international investments. Implementation of an effective mechanism for tax collection is imperative for sustainable development.