Purpose – The purpose of this paper is to simulate the function of foreign trade, foreign direct investment (FDI) and regional gross domestic product (GDP) in China, explore how these two variables affect regional GDP together and provide evidence to export-led growth (ELG) and FDI-led growth....

type="main" xml:lang="en" <title type="main">Abstract</title> <p>This paper investigates price transmission from international and regional markets to Niger domestic grain markets using monthly wholesale prices. Cointegration and error correction models were employed to analyze the degree of price transmission. Tests of...</p>

Food insecurity is a major challenge for Niger and for many African countries. The purpose of this study is to investigate the factors affecting household food security in Niger. Based on survey data covering 500 households, drought, high food prices, poverty, soil infertility, disease and...

The large coherence length of conventional superconductors causes the critical region near Tc to be unobservably small, leading to the impression that mean-field theory can adequately explain properties near the transition. The high-temperature superconductors, however, have such strongly...

A new method named Chemical Physics (CP) method was developed to produce solar grade silicon feedstock at a company in China. In this paper the characteristic of the solar grade silicon made by CP method was analysed. The results show that the purity of solar grade silicon is above 5 N and most...