黄金价格上涨但金矿商收入下降:新冠疫情期间布基纳法索市场缺陷的证据

IF 1.4 3区 经济学 Q3 ECONOMICS
Antoinette van der Merwe, Fritz Brugger, I. Günther
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引用次数: 0

摘要

虽然手工采金以侵犯人权和环境退化而闻名,但在许多非洲国家,这是一项日益重要的经济活动,在减轻贫困方面具有很大的潜力。由于2019冠状病毒病大流行期间黄金投资需求增加,2020年1月至5月国际黄金价格每月上涨20%。为了解COVID-19大流行如何影响金矿工人,我们分析了在布基纳法索出现第一例COVID-19病例前2个月对约170名手工金矿工人进行的小组调查。在大流行早期和基线后约1年进行了后续调查。2020年1月至5月,在国际金价明显上涨的情况下,当地市场的各种失灵导致当地金价下跌20%-30%。市场失灵包括矿山的寡头垄断市场状况,由于旅行限制扰乱了贸易路线,减少了当地贸易商的流动性,使贸易商难以到达矿山,这种状况恶化了。此外,我们发现矿商对国际黄金价格知之甚少,由于不安全感和信贷限制,他们无法等待当地价格回升。旅游限制解除后,当地金价恢复到接近全球金价的水平。为了使当地市场更具竞争力,并确保矿商从国际金价上涨中受益,政府可以在当地电台播放世界黄金价格,增加交易机会,并为矿商提供信贷。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Rising Gold Prices but Lower Incomes for Gold Miners: Evidence on Market Imperfections from Burkina Faso during COVID-19
Although artisanal gold mining is known for human rights violations and environmental degradation, it is an increasingly important economic activity in many African countries, with a high potential to alleviate poverty. Due to increased demand for gold investment during the COVID-19 pandemic, the monthly international gold price has increased by 20% from January to May 2020. To understand how the COVID-19 pandemic has influenced gold miners, we analyse a panel survey of about 170 artisanal gold miners interviewed 2 months before the first case of COVID-19 in Burkina Faso. Follow-up surveys were done early in the pandemic and about 1 year after baseline. Various pre-existing local market failures caused local gold prices to decrease by 20%–30% from January to May 2020, when international gold prices noticeably increased. Market failures include oligopsonistic market conditions on the mines, which worsened due to travel restrictions that disrupted trading routes, reduced local traders' liquidity and made it difficult for traders to reach mines. Moreover, we find that miners have very little knowledge of international gold prices, and due to insecurity and credit constraints, they are unable to wait for local prices to recover. Once travel restrictions were lifted, the local gold price recovered close to the global gold price. To make local markets more competitive and ensure that miners benefit from rising international gold prices, governments could broadcast world gold prices on local radio, increase trading opportunities and provide access to credits for miners.
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来源期刊
CiteScore
2.50
自引率
0.00%
发文量
21
期刊介绍: The Journal of African Economies is a vehicle to carry rigorous economic analysis, focused entirely on Africa, for Africans and anyone interested in the continent - be they consultants, policymakers, academics, traders, financiers, development agents or aid workers.
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