Tourism has been identified as one of the key growth sectors in Singapore economy. Given that the city state has been recognised as one of the most open economies in the world, this study attempts to explore the causality relationships between tourism, openness to merchandise and services trade....

In this paper we challenge the traditional design used for forecasting competitions. We implement an online competition with a public leaderboard that provides instant feedback to competitors who are allowed to revise and resubmit forecasts. The results show that feedback significantly improves...