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In recent years, there have been a lot of sharp changes in the oil price. These rapid changes cause the traditional models to fail in predicting the price behavior. The main reason for the failure of the traditional models is that they…

General Economics · Economics 2018-08-14 Sina Aghaei , Amirreza Safari Langroudi , Masoud Fekri

Using new annual data of 16 developed countries across bond, equity, and housing markets, I study the return predictability using the payout-price ratios, i.e., coupon price, dividend price, and rent price. None of the 48 country-asset…

General Finance · Quantitative Finance 2022-09-02 Yang Bai

We study the diffusion of shocks in the global financial cycle and global liquidity conditions to emerging and developing economies. We show that the classification according to their external trade patterns (as commodities' net exporters…

General Economics · Economics 2021-12-09 Jorge Carrera , Gabriel Montes-Rojas , Fernando Toledo

Our work sheds new light on the role of oil prices in shaping the world economy by investigating flows of goods and services through global value chains between 1960 and 2011, by means of Markov Chain and network analysis. We show that over…

Physics and Society · Physics 2016-04-04 Francesco Picciolo , Andreas Papandreou , Klaus Hubacek , Franco Ruzzenenti

The Global Wheat Head Detection (GWHD) dataset was created in 2020 and has assembled 193,634 labelled wheat heads from 4,700 RGB images acquired from various acquisition platforms and 7 countries/institutions. With an associated competition…

This paper studies the interrelation between spot and futures prices in the two major rice markets in prewar Japan from the perspective of market efficiency. Applying a non-Bayesian time-varying model approach to the fundamental equation…

Statistical Finance · Quantitative Finance 2017-10-03 Mikio Ito , Kiyotaka Maeda , Akihiko Noda

Bilateral trade relationships in the international level between pairs of countries in the world give rise to the notion of the International Trade Network (ITN). This network has attracted the attention of network researchers as it serves…

General Finance · Quantitative Finance 2015-05-13 K. Bhattacharya , G. Mukherjee , S. S. Manna

In this work, we address a lack of systematic understanding of fluctuations in food affordability in Canada. Canada's Food Price Report (CPFR) is an annual publication that predicts food inflation over the next calendar year. The published…

We analyze structure of the world foreign currency exchange (FX) market viewed as a network of interacting currencies. We analyze daily time series of FX data for a set of 63 currencies, including gold, silver and platinum. We group…

Statistical Finance · Quantitative Finance 2009-06-03 Jaroslaw Kwapien , Sylwia Gworek , Stanislaw Drozdz , Andrzej Gorski

In this paper, the intra-day multi-interval rolling-window joint dispatch and pricing of energy and reserve is studied under increasing volatile and uncertain renewable generations. A look-ahead energy-reserve co-optimization model is…

Systems and Control · Electrical Eng. & Systems 2023-08-09 Jiantao Shi , Ye Guo , Wenchuan Wu , Hongbin Sun

In the over-the-counter market in derivatives, we sometimes see large numbers of traders taking the same position and risk. When there is this kind of concentration in the market, the position impacts the pricings of all other derivatives…

Pricing of Securities · Quantitative Finance 2016-12-05 Jun Maeda , Saul D. Jacka

Using the United Nations Commodity Trade Statistics Database [http://comtrade.un.org/db/] we construct the Google matrix of the world trade network and analyze its properties for various trade commodities for all countries and all available…

General Finance · Quantitative Finance 2012-02-14 Leonardo Ermann , Dima L. Shepelyansky

Forecasting consumer price index (CPI) inflation is of paramount importance for both academics and policymakers at the central banks. This study introduces a filtered ensemble wavelet neural network (FEWNet) to forecast CPI inflation, which…

Econometrics · Economics 2025-02-18 Shovon Sengupta , Tanujit Chakraborty , Sunny Kumar Singh

We investigate triangular arbitrage within the spot foreign exchange market using high-frequency executable prices. We show that triangular arbitrage opportunities do exist, but that most have short durations and small magnitudes. We find…

Statistical Finance · Quantitative Finance 2011-09-06 Daniel J. Fenn , Sam D. Howison , Mark McDonald , Stacy Williams , Neil F. Johnson

This paper employs a weighted network approach to study the empirical properties of the web of trade relationships among world countries, and its evolution over time. We show that most countries are characterized by weak trade links; yet,…

Social and Information Networks · Computer Science 2018-03-21 Maddalena D'Anna , Alfredo Petrosino

Global food production and trade networks are highly dynamic, especially in response to shortages when countries adjust their supply strategies. In this study, we examine adjustments across 123 agri-food products from 192 countries…

General Economics · Economics 2025-06-02 Sophia Baum , Moritz Laber , Martin Bruckner , Liuhuaying Yang , Stefan Thurner , Peter Klimek

Using a two-point correlation technique, we study emergence of market efficiency in the emergent Russian futures market by focusing on lagged correlations. The correlation strength of leader-follower effects in the lagged inter-market…

Trading and Market Microstructure · Quantitative Finance 2013-09-17 Mikhail Kopytin , Evgeniy Kazantsev

I show that house prices can be modeled using machine learning (kNN and tree-bagging) and a small dataset composed of macro-economic factors (MEF), including an inflation metric (CPI), US treasury rates (10-yr), Gross Domestic Product…

Statistical Finance · Quantitative Finance 2025-05-16 Nicolas Houlié

Food insecurity is associated with increased risk for several health conditions and with increased national burden of chronic disease. Key determinants for household food insecurity are income and food costs. Forecasts show household…

General Economics · Economics 2020-10-30 Martine J Barons , Willy Aspinall

Accurate prediction of electricity prices plays an essential role in the electricity market. To reflect the uncertainty of electricity prices, price intervals are predicted. This paper proposes a novel prediction interval construction…

Machine Learning · Computer Science 2025-01-15 Xin Lu