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Dynamics of credit spread moments of European corporate bond indexes

Journal of Banking & Finance 2013 37(8), 3125-3144
Traditional quantitative credit risk models assume that changes in credit spreads are normally distributed but empirical evidence shows that they are likely to be skewed, fat-tailed, and change behaviour over time. Not taking into account such characteristics can compromise calculation of loss probabilities, pricing of credit derivatives, and profitability of trading strategies. Therefore, the aim of this study is to investigate the dynamics of higher moments of changes in credit spreads of European corporate bond indexes using extensions of GARCH type models that allow for time-varying volatility, skewness and kurtosis of changes in credit spreads as well as a regime-switching GARCH model which allows for regime shifts in the volatility of changes in credit spreads. Performance evaluation methods are used to assess which model captures the dynamics of observed distribution of the changes in credit spreads, produces superior volatility forecasts and Value-at-Risk estimates, and yields profitable trading strategies. The results presented can have significant implications for risk management, trading activities, and pricing of credit derivatives.

Automakers' Short-Run Responses to Changing Gasoline Prices*

The Review of Economics and Statistics 2013 95(4), 1198-1211
We provide empirical evidence that automobile manufacturers use cash incentives to offset how gasoline price fluctuations affect the expected fuel expenses of automobile buyers. Regressions based on a database of incentives over 2003 to 2006 suggest that on average, manufacturers offset 40% of the change in relative fuel costs between vehicles due to gasoline price fluctuations. The results highlight that carbon taxes and emissions trading programs likely would generate substantial substitution within vehicle classes, and studies that ignore manufacturer discounting likely underestimate consumer demand for fuel economy. The results also have implications for the optimal design of feebate programs.

Estimating Measurement Error in Annual Job Earnings: A Comparison of Survey and Administrative Data

The Review of Economics and Statistics 2013 95(5), 1451-1467
We propose a new methodology that does not assume a prior specification of the statistical properties of the measurement errors and treats all sources as noisy measures of some underlying true value. The unobservable true value can be represented as a weighted average of all available measures, using weights that must be specified a priori unless there has been a truth audit. The Census Bureau's Survey of Income and Program Participation (SIPP) survey jobs are linked to Social Security Administration earnings data, creating two potential annual earnings observations. The reliability statistics for both sources are quite similar except for cases where the SIPP used imputations for some missing monthly earnings reports.

Asset management and investment banking

Journal of Financial Economics 2013 110(1), 215-231 open access
We find evidence that conflicts of interest are pervasive in the asset management business owned by investment banks. Using data from 1990 to 2008, we compare the alphas of mutual funds, hedge funds, and institutional funds operated by investment banks and non-bank conglomerates. We find that, while no difference exists in performance by fund type, being owned by an investment bank reduces alphas by 46 basis points per year in our baseline model. Making lead loans increases alphas, but the dispersion of fees across portfolios decreases alphas. The economic loss is $4.9 billion per year.

The Geography of Trade and Technology Shocks in the United States

American Economic Review 2013 103(3), 220-225 open access
This paper explores the geographic overlap of trade and technology shocks across local labor markets in the United States. Regional exposure to technological change, as measured by specialization in routine task-intensive production and clerical occupations, is largely uncorrelated with regional exposure to trade competition from China. While the impacts of technology are dispersed throughout the United States, the impacts of trade tend to be more geographically concentrated, owing in part to the spatial agglomeration of labor-intensive manufacturing. Our findings highlight the feasibility of separately identifying the impacts of recent changes in trade and technology on US regional economies.

The China Syndrome: Local Labor Market Effects of Import Competition in the United States

American Economic Review 2013 103(6), 2121-2168 open access
We analyze the effect of rising Chinese import competition between 1990 and 2007 on US local labor markets, exploiting cross-market variation in import exposure stemming from initial differences in industry specialization and instrumenting for US imports using changes in Chinese imports by other high-income countries. Rising imports cause higher unemployment, lower labor force participation, and reduced wages in local labor markets that house import-competing manufacturing industries. In our main specification, import competition explains one-quarter of the contemporaneous aggregate decline in US manufacturing employment. Transfer benefits payments for unemployment, disability, retirement, and healthcare also rise sharply in more trade-exposed labor markets.

Do jumps contribute to the dynamics of the equity premium?

Journal of Financial Economics 2013 110(2), 457-477 open access
This paper investigates whether risks associated with time-varying arrival of jumps and their effect on the dynamics of higher moments of returns are priced in the conditional mean of daily market excess returns. We find that jumps and jump dynamics are significantly related to the market equity premium. The results from our time-series approach reinforce the importance of the skewness premium found in cross-sectional studies using lower-frequency data; and offer a potential resolution to sometimes conflicting results on the intertemporal risk-return relationship. We use a general utility specification, consistent with our pricing kernel, to evaluate the relative value of alternative risk premium models in an out-of-sample portfolio performance application.

Determinants of Trader Profits in Commodity Futures Markets

Review of Financial Studies 2013 26(10), 2648-2683
Using proprietary energy futures position data, we provide evidence that mean hedger profits are negative whereas speculator (especially hedge fund) profits are positive, that traders (whether speculators or hedgers) who hold net positions opposite in sign to likely hedgers in aggregate have higher profits than traders whose net positions align with likely hedgers, and that profits on long positions vary inversely with inventories and directly with price volatility. These findings are consistent with the risk premium, hedging pressure, and modern theory of storage hypotheses, respectively. Further, our findings suggest that commodity futures momentum may be due largely to hedging pressure.

Discounting, Values, and Decisions

Journal of Political Economy 2013 121(5), 896-939
How do discount rates affect agents’ decisions and valuations? This paper provides a general method to analyze this question, allowing stochastic and managed cash flows, stochastic discount rates, and time inconsistency and including arbitrary learning and payoff or utility processes. We show that some of these features can lead to counterintuitive answers (e.g., “a more patient agent stops earlier”), but we also establish, under simple conditions, theorems yielding robust predictions concerning the impact of discount rates on control and stopping decisions and on valuations. We apply our theory to models of search, experimentation, bankruptcy, optimal growth, investment, and social learning.

The effects of firm-initiated clawback provisions on bank loan contracting

Journal of Financial Economics 2013 110(3), 659-679
Although firm-initiated clawbacks reduce accounting manipulation, they also induce managers to engage in suboptimal activities (e.g., reduce research and development (R&D) expenses) to achieve earnings targets. To assess the effectiveness of clawback provisions, we examine their impact from debtholders' point of view. We find that banks use more financial covenants and performance pricing provisions in the loan contracts and decrease interest rates after firms initiate clawbacks. Moreover, we also find that loan maturity increases and loan collateral decreases subsequent to clawback adoption. Taken together, our findings indicate that firm-initiated clawback provisions enhance financial reporting quality, thereby reducing the information uncertainty that financing providers face.