Miguel Sarmiento

ORCID: 0000-0001-8069-808X
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About
Contact & Profiles
Research Areas
  • Banking stability, regulation, efficiency
  • Economic Theory and Policy
  • Global Financial Crisis and Policies
  • Islamic Finance and Banking Studies
  • Complex Systems and Time Series Analysis
  • Economic theories and models
  • Fiscal Policy and Economic Growth
  • Monetary Policy and Economic Impact
  • Spanish Literature and Culture Studies
  • Insurance and Financial Risk Management
  • Efficiency Analysis Using DEA
  • Business, Education, Mathematics Research
  • Latin American Legal and Economic Studies
  • Literary and Cultural Studies
  • Corporate Finance and Governance
  • Housing Market and Economics
  • Financial Markets and Investment Strategies
  • History and Politics in Latin America
  • Geological and Tectonic Studies in Latin America
  • Historical and Modern Theater Studies
  • Fiscal Policies and Political Economy
  • Journalism and Media Studies
  • Microfinance and Financial Inclusion
  • Risk Management in Financial Firms
  • Political Dynamics in Latin America

Banco de la República Colombia
2014-2024

Tilburg University
2011-2023

Instituto del Mar del Peru
2022

National University of Santiago del Estero
2022

King Center
2008-2021

Institut d'Economie Scientifique Et de Gestion
2021

Institució Catalana de Recerca i Estudis Avançats
2021

Bank of Spain
2021

Toronto Metropolitan University
2021

Center for Economic and Policy Research
2021

Abstract This study identifies and provides an estimate of the impact bank liquidity shocks on real economic activity by exploring letter‐of‐credit import transactions in Colombia during 2008 to 2009 global financial crisis. The detailed dataset allows for exploiting within‐importer–exporter variation across issuing banks. finds substantial effects transactions: banks that were more vulnerable adverse shocks—proxied ex ante reliance wholesale funding or borrowings from foreign banks—reduced...

10.1111/roie.12433 article EN Review of International Economics 2019-08-23

Este estudio analiza las barreras de acceso al crédito que enfrentan los pequeños productores agropecuarios en Colombia y evalúa políticas podrían mitigarlas. Según la literatura, estas surgen fricciones afectan tanto oferta como demanda crédito. A través del análisis datos Sistema Nacional Crédito Agropecuario Colombia, encontramos el para se canaliza principalmente a Banco Agrario (BAC), con respaldo Fondo Garantías (FAG). La baja participación banca privada sugiere existencia...

10.32468/espe109 article ES Ensayos sobre Política Económica 2025-03-14

The increasing interdependence between non-banking financial institutions (NBFIs) and the banking sector conditions provision of liquidity in markets. This paper evaluates how market stress associated to bankruptcy one most interconnected NBFIs an emerging economy affected availability pricing unsecured interbank funding. results indicate that conducted a reallocation money mutual funds (MMMFs) deposits within sector, which banks' market. Banks with ex-ante high concentration MMMF...

10.1016/j.latcb.2024.100139 article EN cc-by-nc-nd Latin American Journal of Central Banking 2024-06-01

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10.2139/ssrn.2101221 article EN SSRN Electronic Journal 2011-01-01

We model the allocation of central bank liquidity among participants interbank market by using network analysis’ metrics. Our analytical framework considers that a super-spreader simultaneously excels at receiving (borrowing) and distributing (lending) bank’s for whole network, as measured financial institutions’ hub centrality authority centrality, respectively. Evidence suggests Colombian funds exhibits an inhomogeneous hierarchical structure, akin to core-periphery organization, in which...

10.32468/be.816 preprint EN cc-by-nc-sa 2014-04-01

This paper presents a stochastic frontier model with random inefficiency parameters which captures the influence of risk-taking on bank efficiency and distinguishes effects among banks different characteristics. The is fitted to 10-year sample Colombian banks. Cost profit are found be over underestimated, respectively, when risk measures omitted or not accurately modelled. Moreover, magnitudes at similar levels affect vary size affiliation. In particular, domestic small benefit more from...

10.2139/ssrn.2700096 article EN SSRN Electronic Journal 2015-01-01

We model the allocation of central bank liquidity among participants interbank market by using network analysis' metrics. Our analytical framework considers that a super-spreader simultaneously excels at receiving (borrowing) and distributing (lending) bank's for whole network, as measured financial institutions' hub centrality authority centrality, respectively. Evidence suggests Colombian funds exhibits an inhomogeneous hierarchical structure, akin to core-periphery organization, in which...

10.2139/ssrn.2448722 article EN SSRN Electronic Journal 2014-01-01

10.1016/j.ribaf.2016.12.007 article EN Research in International Business and Finance 2016-12-22

We examine how liquidity is exchanged in different types of Colombian money market networks (i.e. secured, unsecured, and central bank’s repo networks). Our examination first measures analyzes the centralization networks. Afterwards, based on a simple network optimization problem between financial institutions’ mutual distances number connections, we tradeoff risk counterparty risk. Empirical evidence suggests that diverge their centralization, they balance confirm an inverse significant...

10.2139/ssrn.2767351 article EN SSRN Electronic Journal 2016-01-01

10.1016/j.jfs.2022.101050 article EN Journal of Financial Stability 2022-07-29

We estimate a stochastic frontier model with random inefficiency parameters, which allows us not only to identify the role of bank risk-taking on driving cost and profit inefficiency, but also recognize heterogeneous effects risk exposure banks different characteristics. account for an integral group covariates including credit, liquidity, capital market risk, as well bank-specific characteristics size affiliation. The is estimated Colombian banking sector during period 2002-2012. Results...

10.2139/ssrn.2477115 article EN SSRN Electronic Journal 2014-01-01

We present a stochastic frontier model with random inefficiency parameters which is able to capture the influence of risk-taking on bank efficiency and that distingues those effects among banks different characteristics.Cost profit are found be over-and underestimated when risk measures not accurately modeled.We find more capitalized cost efficient, while assuming credit less efficient but efficient.The magnitude these vary bank's size affiliation.Liquidity affect only for domestic...

10.32468/be.894 preprint EN cc-by-nc-sa 2015-07-01

Spanish Abstract: En este documento se evalúa la eficiencia de banca colombiana durante el período 2000-2009 utilizando método no-paramétrico análisis envolvente datos (DEA). Bajo enfoque intermediación financiera, estimaron medidas técnica, escala, y en costos empleando una aproximación global otra por ventanas tiempo. Se realizó un inter-temporal del cambio productividad mediante cálculo índice Malmquist. Los resultados muestran que periodo estudio industria bancaria presentó incremento...

10.2139/ssrn.2411115 article ES SSRN Electronic Journal 2014-01-01
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