This article examines by means of Conjoint Analysis (Ca) the health care choice in Japanese people suffering from the common cold. CA is a stated preference technique that uses a survey and involves the hypothetical scenarios.

We discuss that Japan should make a comprehensive reform of the existing institutions of health insurance in view of the apparent structural problems centering on the financial instability of health care finance, and discrepancies in premiums and benefits among the insured.

We discuss that Japan should make a comprehensive reform of the existing institutions of health insurance in view of the apparent structural problems centering on the financial instability of health care finance, and discrepancies in premiums and benefits among the insured.

This paper solves the pure consumption Grossman model numerically following dynamic programming method, and undertakes sensitivity analysis of the optimal length of life. This is the first analysis that treats the determination of optimal length of life explicitly with numerical analysis.

Models which estimate influenza mortality probably overestimate this mortality because their baseline estimates include only nonepidemic weeks. We present a stochastic frontier estimation model which better reflects influenza mortality.