Marcus Miller

2John Driffill
1Geoff Coppins
1Lei Zhang
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This paper investigates Data-Preservation, a feature of Scientific Workflow Middleware (SWM) useful for supporting data provenance and "smart recomputation." We observe that in order for an SWM supporting Data Preservation to achieve decent performance, it should execute on top of copy-on-write file systems. Unfortunately, most file systems in-use at(More)
  • Prasanna Gai, Sujit Kapadia, Kartik Anand, Fabio Castiglionesi, Geoff Coppins, Avinash Dixit +12 others
  • 2010
This paper develops an analytical model of contagion in financial networks with arbitrary structure. We explore how the probability and potential impact of contagion is influenced by aggregate and idiosyncratic shocks, changes in network structure, and asset market liquidity. Our findings suggest that financial systems exhibit a robust-yet-fragile tendency:(More)
An iconic model with high leverage and overvalued collateral assets is used to illustrate the amplification mechanism driving asset prices to ÔovershootÕ equilibrium when an asset bubble bursts – threatening widespread insolvency and what Richard Koo calls a Ôbalance sheet recessionÕ. Besides interest rates cuts, asset purchases and capital restructuring(More)
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