Volume 11 (2024)
Volume 10 (2023)
Volume 9 (2022)
Volume 8 (2021)
Volume 7 (2020)
Volume 6 (2019)
Volume 5 (2018)
Volume 4 (2017)
Volume 3 (2016)
Volume 2 (2015)
Volume 1 (2014)
Trade Liberalization and Trade Tax Revenue in Nigeria: Does Causality Exist?

NWOSA Philip Ifeakachukwu

Volume 5, Issue 3 , March 2018, , Pages 181-189

Abstract
  Over the years, there has been unresolved debate in the literature and studies have generated mixed results on the direction of influence between trade liberalization and trade tax revenue. Against this background, this study examined the causal nexus between trade liberalization and trade tax revenue ...  Read More

Studying Short-Term and Long-Term Effects of OPEC Oil Basket Prices and Natural Gas on Liquefied Petroleum Gas (LPG) Traded on Energy Exchange of Iran

Zahra Shiri; Hamid Taghizadeh; Ramiar Refaei

Volume 4, Issue 4 , April 2017, , Pages 328-347

Abstract
  In this paper, we examine the short-term and long-term effects of OPEC oil basket prices and natural gas on liquefied petroleum gas (LPG) traded on Energy Exchange of Iran. tests of convergence (integration) and causality of variables have been used for 2-year period, from May 22, 2014 to July 21, 2016. ...  Read More

Effects of Exports and Investment on the Economic Growth in Syria

Adel Shakeeb Mohsen

Volume 2, Issue 6 , June 2015, , Pages 527-537

Abstract
  This study attempts to test the effect of exports and investment on the Syrian economy over the period 1960-2010. The cointegration test indicates that GDP is positively and significantly related to exports and investment. The Granger causality test indicates unidirectional causality relationship running ...  Read More