scholarly journals ECONOMIC ANALYSIS OF SUPPLY RESPONSE OF SPRING SEASON POTATO GROP IN IRAQ USING ERROR CORRECTION MODEL AND COINTEGRATION DURING THE PERIOD 2008_1980.

2012 ◽  
Vol 40 (0) ◽  
pp. 46-53
Author(s):  
Akad S. Bashar ◽  
Zahra H. Mahmood
2018 ◽  
Vol 12 (1) ◽  
pp. 47-72
Author(s):  
Illia Seldon Magfiroh ◽  
Ahmad Zainuddin ◽  
Intan Kartika Setyawati

Permintaan terhadap komoditas jagung di Indonesia terus meningkat karena produksi jagung tidak memadai untuk mencukupi konsumsi jagung yang terus meningkat. Dampak dari kondisi ini adalah terjadinya kelangkaan komoditas jagung dan meningkatnya harga jagung. Penelitian ini bertujuan untuk menganalisis respon penawaran petani jagung terhadap perubahan harga input dan output. Dalam penelitian ini, juga dilakukan upaya untuk menguji respon penawaran petani jagung di Indonesia dengan menggunakan metode Error Correction Model (ECM). Penelitian ini menggunakan data sekunder. Hasil penelitian menunjukkan bahwa penawaran petani terhadap jagung dipengaruhi oleh harga kedelai, upah tenaga kerja, harga benih, harga pupuk urea, harga pakan, dan harga jagung impor. Petani jagung juga responsif terhadap harga jagung, oleh karena itu, kebijakan stabilitas harga dan kebijakan harga dasar dapat diberlakukan kembali untuk mendukung swasembada jagung. Penelitian ini juga merekomendasikan bahwa masih perlu kebijakan subsidi input dan perluasan lahan untuk meningkatkan penawaran jagung. Demand for maize in Indonesia keeps growing due to low maize production, while consumption keep increasing (excess demand). The situation creates scarcity in maize and leads to the commodity’s high price. This study aims to analyze the supply response of maize farmers on the changes of input and output prices. This study also examines the supply response of maize farmers in Indonesia by using Error Correction Model (ECM). The study uses secondary data. Results of the study shows  that supply of maize farmers is influenced by price of soybeans, wages of labor, prices of seed, of urea fertilizer, of feed, and of imported maize. Maize farmers are also responsive to changes in maize prices and therefore the policy of maize floor price can be re-applied to support the national food self-sufficiency. In addition the input subsidy and land expansion policies are still necessary to increase maize supply.


New Medit ◽  
2021 ◽  
Vol 20 (1) ◽  
Author(s):  
Amine M. Benmehaia

This paper examines aggregate supply response of 19 selected crops in Algerian agriculture during the 1966-2018 period by employing cointegration analysis and error correction model (ECM). It tests whether there has been a long-run equilibrium relationship between agricultural outputs and prices, besides a confirmation about the responsiveness of agricultural supply to economic incentives (prices). Findings indicate that the long-run elasticities of all selected crops with respect to prices are statistically significant and mostly low, whereas short-run elasticities are lower, which appeals to the adequacy of adjustment to economic incentives. Furthermore, the results of the ECM confirmed the positive responsiveness to prices with differential rates of adjustment for selected crops, ruling out the applicability of a presumed perverse supply response in Algerian agriculture.


Author(s):  
Suryo Refli Ranto

Penelitian ini bertujuan untuk menguji secara empiris pengaruh jangka pendek dan jangka panjang dari Inflasi, Jumlah Uang Berjalan, Kurs, Tingkat Bunga Bank Indonesia, Harga Minyak Dunia (WTI) dan Net Ekspor terhadap Indeks Harga Saham Gabungan (IHSG) dengan metode Error Correction Model (ECM) yang diolah dengan eviews 6.0. Selama periode pengamatan yaitu tahun 2000-2012 terjadi hubungan antara variabel makro dengan pergerakan IHSG di Bursa Efek Indonesia (BEI). Hasil uji ECM memperlihatkan Inflasi, kurs dan harga minyak dunia berpengaruh signifakan terhadap IHSG pada jangka pendek sedangkan pada jangka panjang variabel yang signifikan mempengaruhi IHSG adalah IHK, kurs, net ekspor dan harga minyak dunia.Kata kunci : IHSG, IHK, JUB, Kurs, tingkat Bunga Bank Indonesia (rSBI), Harga Minyak Dunia (WTI), Net Ekspor dan Error Correction Model (ECM) 


Author(s):  
Onome Christopher Edo ◽  
Anthony Okafor ◽  
Akhigbodemhe Emmanuel Justice

Objective – The purpose of this study is to investigate the effect of corporate taxes on the flow of Foreign Direct Investment (FDI) in Nigeria between 1983 and 2017. Methodology/Technique – This study adopts an ex-post facto research design. Secondary data was sourced from the World Bank Development Indicator, the Central Bank of Nigeria database, and the Federal Inland Revenue database. The research data was analyzed using the Error Correction Model (ECM). Findings – The coefficient of determination (R2) shows that approximately 77% of systematic changes in FDI are attributed to the combined effect of all of the explanatory variables used in this study. Specifically, the study concludes that Company Income Tax, Value Added Tax, and Custom and Excise Duties have a significant but negative relationship with FDI. In contrast, Tertiary Education Tax has a positive association with FDI. Further, Exchange Rate has a negative but significant relationship with FDI, Inflation had an insignificant but positive association with FDI, and GDP growth Rate and Trade Openness demonstrate a positive and significant association with FDI. Novelty – The findings of this study are distinguishable from previous studies, as it uncovers new evidence that higher Education Tax Rates influences FDI and emerging evidence on the effect of non-tax variables on FDI inflow. Type of Paper: Empirical. JEL Classification: E22, F21, H2, P33. Keywords: Corporate Taxes; Foreign Direct Investment; Error Correction Model; Nigeria; Non-Tax Variables. Reference to this paper should be made as follows: Edo, O.C; Okafor, A; Justice, A.E. 2020. Corporate Taxes and Foreign Direct Investment: An Impact Analysis, Acc. Fin. Review 5 (2): 28 – 43. https://doi.org/10.35609/afr.2020.5.2(1)


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