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Investment Bank

Investment Bank

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About the analysts

Jeff Meli is Head of Research within the Investment Bank at Barclays. Jeff joined Barclays in 2005 as Head of US Credit Strategy Research. He later became Head of Credit Research. He was most recently Co-Head of FICC Research and Co-Head of Research before being named Head of Research globally. Previously, he worked at Deutsche Bank and J.P. Morgan, with a focus on structured credit. Jeff has a PhD in Finance from the University of Chicago and an AB in Mathematics from Princeton.

Jonathan Millar is Senior US Economist at Barclays in New York. He has expertise in monetary policy, productivity, business investment and the industrial sector. Prior to joining Barclays, Jonathan was a Principal Economist at the Board of Governors of the Federal Reserve in Washington, DC. He also spent two years in Paris as an economist with the Organisation for Economic Development. Prior to these roles, Jonathan taught economics at the University of Michigan and had positions at the Bank of Canada, at the IMF, and as a specialist in energy derivatives at DTE Energy Trading.

Adam Kelleher is Head of Research Data Science at Barclays, based in New York. He is responsible for developing alternative data capabilities for research. Adam joined Barclays from BuzzFeed in May 2018. His previous work focused on large-scale machine learning for content recommendation and observational causal inference to guide data analytics.

He was recognised as one of FastCompany’s “Most Creative People” for his work on the POUND project and was an early advocate of causal inference in data science, which he now teaches at Columbia University’s Data Science Institute. He received his PhD in theoretical physics from The University of North Carolina at Chapel Hill in 2013.

Further insights

Read 'Increased corporate concentration and the influence of market power' (PDF, 2.4 MB)

Download the fifth report in the Impact Series from Barclays Research.

Think market power isn’t a problem? Think again. 

Some view concentration as a symptom of market power. Others don’t. We address three commonly cited critiques of rising market power.

Corporate America is becoming more concentrated. Is market power to blame? 

New Barclays research shines a spotlight on rising industrial concentration and its effects on the US economy.

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