Person: Scharfstein, David
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Publication Lowering the Cost of Bank Recapitalization
(Yale Journal on Regulation, 2009) Coates, John; Scharfstein, DavidEfforts to recapitalize banks in the current crisis have to date been focused on government assistance under the TARP, rather than private investment, and on bank holding companies, rather than banks. We describe three alternative or complementary approaches designed to lower the cost of bank recapitalizations by drawing in funds from the private sector and focusing on banks: rights offerings, debt restructurings, and FDIC-assisted bridge banks. Each approach was used in dealing with problem banks in the 1990s; each can be pursued without additional legislation; and each is worth considering now. We also propose two legal changes that would assist bank recapitalization: (1) the Fed should further modestly relax its rules under the Bank Holding Company Act to eliminate the presumption of "control" by investors at the current threshold of 5%, which would permit more capital to be invested in banks by private equity and other institutional investors; and (2) Congress should consider a new statute to streamline the recapitalization of bank holding companies by moving them outside current bankruptcy laws into a new resolution regime similar to the FDIC regime currently used for banks.
Publication The Growth of Finance
(American Economic Association, 2013) Greenwood, Robin; Scharfstein, DavidThe U.S. financial services industry grew from 4.9% of GDP in 1980 to 7.9% of GDP in 2007. A sizeable portion of the growth can be explained by rising asset management fees, which in turn were driven by increases in the valuation of tradable assets, particularly equity. Another important factor was growth in fees associated with an expansion in household credit, particularly for residential mortgages. This expansion was itself fueled by the development of non-bank credit intermediation (or "shadow banking"). Whether the growth of the financial sector has been socially beneficial depends on one's view of active asset management, the increase in household credit, and the growth of shadow banking. While recognizing some of the benefits of professional asset management, we are skeptical about the marginal value of active asset management. We then raise concerns about whether the potential benefits of increased access to household credit—the main output of the shadow banking system—are outweighed by the risks inherent in this new approach to credit delivery.
Publication An Evaluation of Money Market Fund Reform Proposals
(2015-09-29) Hanson, Samuel; Scharfstein, David; Sunderam, AdityaU.S. money market mutual funds (MMFs) are an important source of dollar funding for global financial institutions, particularly those headquartered outside the U.S. MMFs proved to be a source of considerable instability during the financial crisis of 2007–2009, resulting in extraordinary government support to help stabilize the funding of global financial institutions. In light of the problems that emerged during the crisis, a number of MMF reforms have been proposed, which we analyze in this paper. We assume that the main goal of MMF reform is safeguarding global financial stability. In light of this goal, reforms should reduce the ex ante incentives for MMFs to take excessive risk and increase the ex post resilience of MMFs to system-wide runs. Our analysis suggests that requiring MMFs to have subordinated capital buffers could generate significant financial stability benefits. Subordinated capital provides MMFs with loss absorption capacity, lowering the probability that an MMF suffers losses large enough to trigger a run, and reduces incentives to take excessive risks. Other reform alternatives based on market forces, such as converting MMFs to a floating NAV, may be less effective in protecting financial stability. Our analysis sheds light on the fundamental tensions inherent in regulating the shadow banking system. U.S. money market mutual funds (MMFs) are an important source of dollar funding for global financial institutions, particularly those headquartered outside the United States. MMFs proved to be a source of considerable instability during the financial crisis of 2007–2009, resulting in extraordinary government support to help stabilize the funding of global financial institutions. In light of the problems that emerged during the crisis, a number of MMF reforms have been proposed, which we analyze in this paper. We assume that the main goal of MMF reform is safeguarding global financial stability. In light of this goal, reforms should reduce the ex-ante incentives for MMFs to take excessive risk and increase the ex post resilience of MMFs to system-wide runs. Our analysis suggests that requiring MMFs to have subordinated capital buffers could generate significant financial stability benefits. Subordinated capital provides MMFs with loss absorption capacity, lowering the probability that an MMF suffers losses large enough to trigger a run and reduces incentives to take excessive risks. Other reform alternatives based on market forces, such as converting MMFs to a floating NAV, may be less effective in protecting financial stability. Our analysis sheds light on the fundamental tensions inherent in regulating the shadow banking system.
Publication Dollar Funding and the Lending Behavior of Global Banks
(Oxford University Press (OUP), 2015-05-19) Ivashina, Victoria; Scharfstein, David; Stein, JeremyA large share of dollar-denominated lending is done by non-U.S. banks, particularly European banks. We present a model in which such banks cut dollar lending more than euro lending in response to a shock to their credit quality. Because these banks rely on wholesale dollar funding, while raising more of their euro funding through insured retail deposits, the shock leads to a greater withdrawal of dollar funding. Banks can borrow in euros and swap into dollars to make up for the dollar shortfall, but this may lead to violations of covered interest parity (CIP) when there is limited capital to take the other side of the swap trade. In this case, synthetic dollar borrowing becomes expensive, which causes cuts in dollar lending. We test the model in the context of the Eurozone sovereign crisis, which escalated in the second half of 2011 and resulted in U.S. money-market funds sharply reducing the funding provided to European banks. Coincident with the contraction in dollar funding, there were significant violations of euro-dollar CIP. Moreover, dollar lending by Eurozone banks fell relative to their euro lending in both the U.S. and Europe; this was not the case for U.S. global banks. Finally, European banks that were more reliant on money funds experienced bigger declines in dollar lending.
Publication Social Risk, Fiscal Risk, and the Portfolio of Government Programs
(Oxford University Press (OUP), 2019-06-01) Hanson, Samuel; Scharfstein, David; Sunderam, AdityaWe develop a model of government portfolio choice in which a benevolent government chooses the scale of risky projects in the presence of market failures and tax distortions. These two frictions generate motives to manage social risk and fiscal risk. Social risk management makes attractive programs that ameliorate market failures in bad economic times. Fiscal risk management makes unattractive programs that entail large government outlays at times when other programs in the government's portfolio also require large outlays. We characterize the determinants of social and fiscal risk and argue that these two risk management motives often conflict. Using the model, we explore how the attractiveness of different financial stability programs varies with the government's fiscal burden and with characteristics of the economy.
Publication The Evolution of Financial Services in the United States
(2025) Greenwood, Robin; Ialenti, Robert; Scharfstein, DavidThis article surveys the literature on the historical growth and transformation of the U.S. financial sector. The sector expanded rapidly between 1980 until 2006, when its contribution to GDP rose from 4.8% to 7.6%. After the Global Financial Crisis, the size of the sector stabilized at approximately 7% of GDP. After reviewing this literature, we extend this research to cover recent developments, including the continued growth of high fee alternative asset management and a shift away from banks to lending by nonbank financial intermediaries. We interpret both the growth of the sector and the recent evolution as reflecting a continued transition to a more market-based financial system, with risk migrating away from banks and into markets.