Public procurement regulation in (a) crisis? General introduction / Sue Arrowsmith, Luke RA Butler and Annamaria La Chimia -- The approach to emergency procurement in the uncitral model law : a critical appraisal in light of the COVID-19 Pandemic / Sue Arrowsmith -- Recommendations for urgent procurement in the EU directives and GPA : COVID-19 and beyond / Sue Arrowsmith -- Regulating single-source procurement in emergency situations in light of the COVID-19 pandemic : issues in policy and practice / Luke RA Butler -- The challenges of constructing a supplier review system for urgent procurement : an analysis in the context of the UNCITRAL framework / Caroline Nicholas and Sue Arrowsmith -- The EU's joint procurement agreement in light of COVID-19 : learning the correct lessons from the pandemic and identifying actions for improvement / Aris Georgopoulos -- Competition policy in relation to public procurement : an essential element of the policy framework for addressing COVID-19 / Robert D Anderson, William E Kovacic and Antonella Salgueiro -- The trade and government procurement policy nexus : before and after the COVID-19 pandemic / Simon J Evenett -- The rise of resilience in addressing COVID-19 procurement challenges and the impact of international trade-related instruments on countries' freedom of action / Peter Trepte -- Legal aspects of the procurement and distribution of critical COVID-19 supplies by international organisations : UNOPS / Benedetta Audia and Ary Bobrow -- Procurement and distribution of critical COVID-19 supplies by international organisations : the World Bank / Shaun Moss -- Procurement and distribution of critical COVID-19 supplies : the experience of USAID / Jun Jin and Mary McLaughlin -- The procurement of a COVID-19 vaccine in developing countries : lessons from the 2009 H1N1 pandemic / Mark Eccleston-Turner and Harry Upton -- Emergency procurement and responses to COVID-19 : the case of Italy / Gian Luigi Albano and Annamaria La Chimia -- Emergency procurement and regulatory responses to COVID-19 : the case of the United Kingdom / Sue Arrowsmith and Luke RA Butler -- Emergency procurement and responses to COVID-19 : the case of the US / Christopher R Yukins -- Emergency procurement and responses to COVID-19 : the case of Brazil / Marçal Justen Filho and Cesar Pereira -- Emergency procurement and responses to COVID-19 : the case of Colombia / Sebastián Barreto Cifuentes -- Emergency procurement and responses to COVID-19 : the case of India / Sandeep Verma -- Emergency procurement and responses to COVID-19 : the case of Singapore / Henry Gao -- Emergency procurement and responses to COVID-19 : the case of China / Ping Wang and Ke Ren -- Emergency procurement and responses to COVID-19 in Africa : the contrasting cases of South Africa and Nigeria / Geo Quinot, Sope Williams-Elegbe and Kingsley Tochi Udeh -- Emergency procurement : the role of big open data / Mihaly Fazekas and Alfredo Hernández Sánchez -- The experiences and lessons of the COVID-19 pandemic : public procurement regulation in (a) crisis? / Sue Arrowsmith and Luke RA Butler.