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University of Cambridge

Sensemaking in Investor Networks: The Interactions between Financial Market Participants and the European Central Bank

Abstract

dc:description.abstract

Central banks have taken centre stage in financial market discourses over the past decade amid unconventional monetary policy and financial crises. They are increasingly active in financial markets and thereby rely on market participants to help with and amplify the policy transmission. But how do market participants actually interpret and make sense of central banks as market actors? How do central banks interact with and influence behaviour of systemically important market participants and do these, in turn, influence central banks themselves? In this context, are central banks in the position to actually implement and achieve what their policies are set out to do? These are the questions the thesis seeks to answer. The aim of this thesis is to highlight an area that has so far been underemphasised in the social scientific study of central banks, specifically, how active market participants, the main interlocutors of central banks, adjust investment practices, research methodologies and decision-making processes to the unconventional monetary policy of the European Central Bank (ECB). By doing so, the thesis’ focus is on the portfolio managers at systemically important asset management companies as the main protagonists, not the central bank itself. The focus of the research spans the asset purchases under the Public Sector Purchase Program and the Corporate Sector Purchase Program from 2015 – 2018. Utilising a multi-method approach, the thesis incorporates a quantitative holdings-based analysis of the corporate interlocking networks created by the purchase programs, a social network analysis of the ECB’s Bond Market Contact Group, in depth qualitative interviews with senior Portfolio Managers at systemically important asset managers in Europe and Asia and documentary analysis of interviews, statements and reports of the ECB, investment banks and asset managers. The thesis is grounded in and aims to contribute to organisation studies, the social studies of finance and economic sociology, particularly with reference to networks. It shows the ways in which both monetary policy and investment decision-making is shaped by social processes of sensemaking in expert networks, and by highlighting the unintended consequences of policy actions, critically assesses the role of these experts.

Degree

thesis:*
Name dc:type.qualificationname
Doctor of Philosophy (PhD)
Level dc:type.qualificationlevel
Doctoral
Grantor dc:publisher.institution
University of Cambridge
Year dc:date.issued
2020

Author and committee

dc:creator, dc:contributor.*
Author dc:creator
  • Wu, Christoph Fang-Dse
Advisor dc:contributor.advisor
  • Lane, Christel

Subjects

dc:subject × 11

Rights

dc:rights
Language dc:language
eng

Identifiers

dc:identifier.*
DOI dc:identifier.doi
https://doi.org/10.17863/CAM.63093
OAI identifier oai:identifier
oai:www.repository.cam.ac.uk:1810/315982

Chain of custody

source
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Cambridge University
Base URL
api.repository.cam.ac.uk/server/oai/request
Last updated
2026-07-22
Source record
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citation

Wu, Christoph Fang-Dse. Sensemaking in Investor Networks: The Interactions between Financial Market Participants and the European Central Bank. Doctoral thesis, University of Cambridge, 2020. https://doi.org/10.17863/CAM.63093