1. Incentives adn Enterprise 2. Intrinsic Bubbles, Target Zones and Investment under Uncertainty 3. The Optimal Pattern of Price Discrimination in Factor Markets 4. The Possibility of a Pareto-imporving Transition in Optimal Tax Theory 5. Industrial Policy and Small and Medium Enterprises in Japan: A Case Study on Die and Mold Industry 6. Bussines Cycles in an Economy with Nominal Price Ri…