Presentation Files

Boston File: Trading Restrictions and Stock Prices

Firms can manipulate their stock price by limiting the ability of their investors to sell. I examine a series of corporate events in Japan in which firms actively reduced their float – the fraction of shares available to trade – for periods of one to three months, locking investors into…

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Boston File: Sector-level Attribution Effects with Compounded Notional Portfolios

Sector-level Attribution Effects with Compounded Notional Portfolios One of the drawbacks most commonly cited in criticism of the arithmetic, multi-period attribution linking method known as “compounded notional portfolios”(CNP) or “exact multi-period Brinson” is its lack of allowance for linking attribution effects at the sector level. This paper details an extension…

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Boston Slides: Dynamics of Active Portfolios

Active portfolio management is dynamic: new information arrives continually, and trading based on this information repeatedly changes the portfolio. With turnover controlled, the impact of today’s trading persists into the future, where it will influence future trading and commingle past and future information. Not surprisingly, important questions remain unanswered. What…

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Boston College Asset Management Conference

Please join the Boston College Center for Asset Management for a high-impact symposium for investment professionals and finance academics on June 9, 2006 at the State Street Pavilion at Fenway Park.

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