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相关论文: The Oxford Olympics Study 2016: Cost and Cost Over…

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The present paper is an update of the "Oxford Olympics Study 2016" (Flyvbjerg et al. 2016). We document that the Games remain costly and continue to have large cost overruns, to a degree that threatens their viability. The IOC is aware of…

风险管理 · 定量金融 2024-07-31 Alexander Budzier , Bent Flyvbjerg

The Olympic Games are the largest, highest-profile, and most expensive megaevent hosted by cities and nations. Average sports-related costs of hosting are $12.0 billion. Non-sports-related costs are typically several times that. Every…

综合金融 · 定量金融 2020-10-01 Bent Flyvbjerg , Alexander Budzier , Daniel Lunn

Do projects learn across space and time? The Olympics, among the largest publicly funded programmes in the world, offer a unique empirical setting. Theoretically, the Games seem ideal for generating "positive learning curves," driving down…

物理与社会 · 物理学 2026-04-21 Atif Ansar , Bent Flyvbjerg , Alexander Budzier

The situation surrounding the Olympiads is paradoxical. On the one hand, considerable resources are spent on the Olympiads. On the other hand, there are widespread arguments about the harm of the Olympiads, often very strange ones. For…

历史与综述 · 数学 2017-12-07 Alexei Kanel-Belov

Inspired by the Games held in ancient Greece, modern Olympics represent the world's largest pageant of athletic skill and competitive spirit. Performances of athletes at the Olympic Games mirror, since 1896, human potentialities in sports,…

物理与社会 · 物理学 2012-07-16 Filippo Radicchi

In the Olympic Games, professional athletes representing their nations compete regardless of economic, political and cultural differences. In this study, we apply gravity model to observe characteristics, represented by distances among…

物理与社会 · 物理学 2018-10-17 Hyeseung Choi , Hyungsoo Woo , Ji-Hyun Kim , Jae-Suk Yang

The Olympic Games are an important sporting event with notable consequences for the general economic landscape of the host city. Traditional economic assessments focus on the aggregated impact of the event on the national income, but fail…

社会与信息网络 · 计算机科学 2014-04-01 Petko Georgiev , Anastasios Noulas , Cecilia Mascolo

Evaluating a country's sporting success provides insight into its decision-making and infrastructure for developing athletic talent. The Olympic Games serve as a global benchmark, yet conventional medal rankings can be unduly influenced by…

应用统计 · 统计学 2025-10-17 Cormac MacDermott , Carl J. Scarrott , John Ferguson

Implementing large-scale information and communication technology (IT) projects carries large risks and easily might disrupt operations, waste taxpayers' money, and create negative publicity. Because of the high risks it is important that…

综合金融 · 定量金融 2013-06-04 Alexander Budzier , Bent Flyvbjerg

Academic research projects receive hundreds of billions of dollars of government investment each year. They complement business research projects by focusing on the generation of new foundational knowledge and addressing societal…

综合经济学 · 经济学 2021-03-16 P. Alison Paprica

Using a methodology similar to that used the in the worldwide research, the cost performance of Dutch large-scale transport infrastructure projects is determined. In the Netherlands, cost overruns are as common as cost underruns but because…

综合金融 · 定量金融 2015-01-27 Chantal C. Cantarelli , Eric J. E. Molin , Bert van Wee , Bent Flyvbjerg

Risk, including economic risk, is increasingly a concern for public policy and management. The possibility of dealing effectively with risk is hampered, however, by lack of a sound empirical basis for risk assessment and management. The…

综合金融 · 定量金融 2013-04-01 Bent Flyvbjerg

A brisk building boom of hydropower mega-dams is underway from China to Brazil. Whether benefits of new dams will outweigh costs remains unresolved despite contentious debates. We investigate this question with the "outside view" or…

综合金融 · 定量金融 2014-09-02 Atif Ansar , Bent Flyvbjerg , Alexander Budzier , Daniel Lunn

This paper applies existing and new approaches to study trends in the performance of elite athletes over time. We study both track and field scores of men and women athletes on a yearly basis from 2001 to 2019, revealing several trends and…

物理与社会 · 物理学 2023-01-20 Nick James , Max Menzies , Howard Bondell

This article presents results from the first statistically significant study of causes of cost escalation in transport infrastructure projects. The study is based on a sample of 258 rail, bridge, tunnel and road projects worth US$90…

综合金融 · 定量金融 2013-04-17 Bent Flyvbjerg , Mette K. Skamris Holm , Søren L. Buhl

This study provides an independent, outside-in estimate of the cost and schedule risks of nuclear waste storage projects. Based on a reference class of 216 past, comparable projects, risk of cost overrun was found to be 202% or less, with…

综合金融 · 定量金融 2019-02-01 Alexander Budzier , Bent Flyvbjerg , Andi Garavaglia , Andreas Leed

Research funding systems are not isolated systems - they are embedded in a larger scientific system with an enormous influence on the system. This paper aims to analyze the allocation of competitive research funding from different…

Forecasting the number of Olympic medals for each nation is highly relevant for different stakeholders: Ex ante, sports betting companies can determine the odds while sponsors and media companies can allocate their resources to promising…

机器学习 · 计算机科学 2021-06-22 Christoph Schlembach , Sascha L. Schmidt , Dominik Schreyer , Linus Wunderlich

We present an extensive statistical analysis of the results of all sports competitions in five major sports leagues in England and the United States. We characterize the parity among teams by the variance in the winning fraction from…

数据分析、统计与概率 · 物理学 2007-05-23 E. Ben-Naim , F. Vazquez , S. Redner

Postselection is the process of discarding outcomes from statistical trials that are not the event one desires. Postselection can be useful in many applications where the cost of getting the wrong event is implicitly high. However, unless…

量子物理 · 物理学 2015-09-01 Joshua Combes , Christopher Ferrie
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