This paper proposes a method to price convertible bonds with credit risk using Duffie-Singleton approach to handle credit risk. As such it also provides a method to replicate convertibles by trading common stocks and corporate bonds of the issuing company. Empirical comparison with existing...

This paper derives an approximation formula for average options under two stochastic volatility models such as Heston and ă(Lambda)-SABR models by using an asymptotic expansion method. Moreover, numerical examples with various parameters some of which are obtained by calibration to WTI...

Using the firm-level data of the "Corporate Enterprise Annual Statistics (hojin kigyo tokei nenpo)", in this paper I investigate the capital investment behavior of Japanese firms. I focus on the second-half of 1980s, and begin what I anticipate will become a full-fledged study of corporate...

From early spring to late summer in 2010 I investigated the financing behavior of Japanese firms with over \20 million in paid-in capital, using firm-level financial data from Hojin Kigyo Tokei Kiho (Corporate Enterprise Quarterly Statistics) of the Ministry of Finance. "A Study of Financing...

This is the second of the 4 discussion papers that, together with the Introduction and Summary paper (Miwa, 2010c), comprise the report of my recent investigation: "A Study of Financing Behavior of Japanese Firms with Firm-Level Data from the Corporate Enterprise Quarterly Statistics -...

This is the first of the 4 discussion papers that, together with the Introduction and Summary paper (Miwa, 2010c), comprise the report of my recent investigation: "A Study of Financing Behavior of Japanese Firms with Firm-Level Data from the Corporate Enterprise Quarterly Statistics -...

In the time series analysis of asset prices, the stochastic volatility models have recently attracted attentions of many researchers since it clearly describes time-varying variance of asset returns. However, it is difficult to evaluate the likelihood and obtain the maximum likelihood estimators...

The Japanese Government reports the annualized estimates of the growth rates of GDP and its main components once in 3 months, and then revises them once in a while. There have been some critical comments on the accuracy of those numbers mainly from economists who want to evaluate the current...

Passed as essential to consumer protection, the Japanese Consumer Contract Act of 2000 took effect in April 2001. The battle over its passage illustrates both the politics of 'consumer protection' and the way its supporters understood the effect and role of government intervention in the...

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...