
- 14 Feb 2019
- Cold Call Podcast
The Delicious History of Hershey's Chocolate
Have you ever wondered how Hershey chocolate came to be so popular? Professor Nancy Koehn discusses the life and vision of Milton Hershey, the entrepreneur and philanthropist behind the Hershey chocolate bar, the town of Hershey, Pennsylvania, and the Milton Hershey School. Open for comment; 0 Comment(s) posted.
Investment
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- 29 Jan 2019
- Research & Ideas
'Green Bonds' May Be Our Best Bet for Environmental Damage Control
The popularity of green bonds as a way to finance environmentally friendly projects is on the upswing, say Malcolm Baker and George Serafeim. Open for comment; Comment(s) posted.

- 03 Dec 2018
- Research & Ideas
How Companies Can Increase Market Rewards for Sustainability Efforts
There is a connection between public sentiment about a company and how the market rewards its corporate social performance, according to George Serafeim. Is your company undervalued? Open for comment; Comment(s) posted.

- 15 Nov 2018
- Working Paper Summaries
Do Fire Sales Create Externalities?
This paper contributes to our understanding of the role of large institutional investors in securities markets, providing evidence that the structure of the mutual fund industry increases the risks of costly "fire sales."

- 29 Oct 2018
- Working Paper Summaries
Public Sentiment and the Price of Corporate Sustainability
Public opinions from industry experts are important in the economy but it has not been clear how they affect the valuation of and returns to corporate activities. Using big data and machine learning, this paper analyzes how public sentiment influences the market pricing of firms’ sustainability activities and thereby the future stock returns of portfolios that integrate environmental, social, and governance data.

- 11 Sep 2018
- Working Paper Summaries
IQ from IP: Simplifying Search in Portfolio Choice
Mutual fund managers solve their complex “search problem” for superior investable returns by tracking—and trading—on very particular sets of firms and insiders. These sets are chosen strategically and remain very persistent over time, as does the outperformance these insiders’ trades afford to the given fund managers.

- 04 Sep 2018
- Working Paper Summaries
Investing Outside the Box: Evidence from Alternative Vehicles in Private Capital
Private equity vehicles that differ from the traditional structure have become a major portion of investors’ portfolios, especially over the past decade. This study identifies differences in performance across limited and general partners participating in such vehicles, as well as across the two broad classes of alternative vehicles.

- 02 Apr 2018
- Research & Ideas
Is 'Gut Feel' a Good Reason to Invest in a Startup?
Most investments in startups should never be made, at least when using by-the-numbers reasoning. But funded they are. Laura Huang believes investors use gut instinct to manage that risk. Open for comment; Comment(s) posted.

- 31 Mar 2018
- Working Paper Summaries
Expected Stock Returns Worldwide: A Log-Linear Present-Value Approach
Over the last 20 years, shortcomings of classical asset-pricing models have motivated research in developing alternative methods for measuring ex ante expected stock returns. This study evaluates the main paradigms for deriving firm-level expected return proxies (ERPs) and proposes a new framework for estimating them.

- 09 Feb 2018
- Working Paper Summaries
Developing Novel Drugs
This paper contributes to our understanding of how financing constraints affect the direction of innovation in drug development. The authors develop a new measure of drug novelty based on molecular characteristics, and explore the tradeoffs involved in decisions to develop more novel therapies. Open for comment; Comment(s) posted.

- 31 Oct 2017
- Working Paper Summaries
Mutual Funds as Venture Capitalists? Evidence from Unicorns
Larger mutual funds and those having more stable funding are more likely to invest in privately held startups known as unicorns. Mutual funds are less involved in corporate governance, especially boards of directors, but have more protections when it comes to liquidating their stakes.

- 02 Oct 2017
- What Do You Think?
Do Bitcoin and Digital Currency Have a Future?
SUMMING UP Bitcoin has shown to be a powerful digital currency, but the real story of the future is Blockchain, say James Heskett's readers. Open for comment; Comment(s) posted.

- 21 Sep 2017
- Cold Call Podcast
State Street’s SHE: Investing in Women Leaders
As investors increasingly demand investment opportunities that match their social beliefs, financial services firms are busy designing new products. In this podcast, Vikram Gandhi discusses the expanding influence of impact investing and how State Street Global Advisers is responding. Open for comment; Comment(s) posted.

- 28 Aug 2017
- Research & Ideas
Should Industry Competitors Cooperate More to Solve World Problems?
George Serafeim has a theory that if industry competitors collaborated more, big world problems could start to be addressed. Is that even possible in a market economy? Open for comment; Comment(s) posted.

- 07 Aug 2017
- Working Paper Summaries
Governance Through Shame and Aspiration: Index Creation and Corporate Behavior in Japan
By exploiting the unique features of Japan’s JPX-Nikkei 400 index, this paper examines how membership in a stock index serves as a source of prestige that can motivate managers and influence corporate governance norms. Findings are important for understanding non-pecuniary mechanisms to induce meaningful changes in corporate behavior.

- 13 Jul 2017
- Working Paper Summaries
Catering Through Disclosure: Evidence from Shanghai-Hong Kong Connect
The researcher studies firms’ use of disclosure to build investor confidence when they operate in a market where the institutions that support the supply of credible information are weak.

- 13 Jun 2017
- Research & Ideas
Why Global Investments Are Still a Good Bet
International markets often move together, so does a global investment portfolio even make sense anymore? Luis Viceira still sees plenty of advantages in looking beyond home markets. Open for comment; Comment(s) posted.
- 02 Mar 2017
- What Do You Think?
Is China About to Overtake the US for World Trade Leadership?
SUMMING UP. It's better for the United States if China is an economic ally rather than a competitor for world trade leadership, James Heskett's readers conclude. Open for comment; Comment(s) posted.

- 10 Feb 2017
- Working Paper Summaries
The Persistent Effect of Initial Success: Evidence from Venture Capital
To understand better what channels might account for persistence in the fund-level performance of private equity firms, the authors examine the individual investments underlying fund-level returns.
- 30 Jan 2017
- Research & Ideas
Vanguard, Trian And The Problem With 'Passive' Index Funds
Index funds are the major shareholders in many large- and medium-sized public companies, but their passive investment nature offers few checks on those companies’ executives, says Luis Viceira. Open for comment; Comment(s) posted.
Diagnostic Bubbles
The financial crisis of 2007-2008 revived academic interest in price bubbles but many conceptual questions remain open. This paper generates insights into the structure of asset price bubbles by modeling beliefs from fundamental psychological assumptions, and combining this with standard neoclassical mechanisms, such as learning from prices and speculation.