This paper proposes a new hedging scheme of European derivatives under uncertain volatility environments, in which a weighted variance swap called the polynomial variance swap is added to the Black-Scholes delta hedging for managing exposure to volatility risk. In general, under these...

This paper investigates the relationship between value relevance of the multi-step income statement and managerial opportunistic behavior. In Japan, net income is disclosed by three steps, i.e., 1) operating profits from core operating activity, 2) ordinary income, measured by adding gains and...

The purpose of this paper is to investigate the value relevance of the legally mandated provisions. This paper examines the effects of changes in provisions on the value relevance of earnings. The results show that the calculation of provisions will deteriorate the relevance of earnings when the...

This paper investigates the value relevance of earnings and the explanatory power of earnings for subsequent returns. This analysis, at the same time, examines the efficiency of capital markets. The targets of this paper are two class of returns over different periods. Cross-sectional analysis...

This study analyzes the value-relevance of accounting information in electric utilities in Japan. First, regression results show that earnings information, especially operating profits from electric business and earnings before taxes and extra ordinary items, have the higher explanatory power...

Under present financial accounting standards, in Japan and in U.S., firms can hoose pension discount rates, which they use for earnings measurement, at their discretion. First, this paper investigates, what factors affect their choice of pension discount rates. The sample firms in this paper...

Recently, many people criticize the traditionally accepted principles of realization, matching, and allocation. In addition, the reporting performance project in the International Accounting Standards Board (IASB) is willing to substitute the extant concept of net income for the unexperienced...

This paper investigates the value relevance of segment earnings in railroad companies. Operating profits in transportation and real estate business are value relevant. While operating losses in leisure business contains large noise, positive earnings is value relevant. Earnings in other segments...

This paper investigates whether earnings of the firms, which belong to the sluggish industries under recent recession in Japan, is value relevant. It is often said that, while the relevance of earnings is recently declining, the relevance of book value of equity increases gradually. Moreover, it...

It is conceived that the percentage of completion method make periodical earnings smoother than the completed contract method and that it can reflect construction activities of the firm on earnings more timely. Based on this intuition, some people believe that earnings recognized by the...