اولاً. المصادر العربية:

‌أ. النشرات الرسمیة

الجمهورية العراقية،البنك المركزي، دائرة الإحصاء والأبحاث / قسم ميزان المدفوعات والتجارة الخارجية / بالاعتماد على بيانات ال DOT. 2008-2023.

‌ب. الكتب:

صخري،عمر، تحليل الاقتصاد الكلي، دار المطبوعات الجامعية، 2000.

جوارتين واستروب،جيمس وريجارد، الاقتصاد الكلي، مترجم دار المريخ، السعودية،1988.

ثانياً. المصادر الاجنبية:

A. books

Adef Daneal, The Mathematical Principles of Natural Philosophy, New-York Published by Daniel Adee, 45 Liberty Street, 1846.

Robson, Brian Albert, Understanding Gravity the Generation Model Approach, First Edition, World Scientific Publishing Co. Pte. Ltd,2021.

Sandford, C.T, Principles of Economics, First Edition, by The Macmillan Press Ltd London and Basingstoke,1971.

Knibbe, Merigin, Macroeconomic Measurement Versus Macroeconomic Theory, First Edition, by Routledge, 2020.

Kreinin,Mordechai E, International Economics A Policy Approach, Ninth Edition, Thomson Learning Academic Resource Center, United State of America, 2002.

Olsson, Ola, Essentials of Advanced Macroeconomic Theory, First Edition, by Routledge, 2012.

B. Research and Studies

Barman, Jnyanendra, China’s Belt and Road Initiative: An Analysis, J. Contemp. Politics, n (2)m vol(3), p 97–102, 2023.

Benedictis Luca De, Taglioni Daria, the gravity model in international trade, Social Science Research Network (SSRN) is an archive of peer-reviewed but unpublished scholarly articles.2016.

Cornelisse, Peter A, Jan Tinbergen (1903-1994), Econometric Institute Report EI 2006-09, 2006.

Davidová Lucie, Benáček Vladimír, Determinants of Austrian International Trade: Analysis Based on the Gravity Model, Institute of Economic Studies, Faculty of Social Sciences, Charles University in Prague, 2014.

Pal, Iman, Kar Saibal, Gravity Models in International Trade: An Exploration in Econo-Physics, South Asian Journal of Macroeconomics and Public Finance, n 10, vol (2), p 72–104, 2021.

Hemzawi &Umutoni, Bashir, Natacha, Impact of exports and imports on the economic growth, Business Administration, Jonkoping International Business School, Jonkoping University, 2021.

Khayat, Sahar Hasan, a gravity model analysis for trade between the GCC and developed countries. Cogent Economics & Finance,vol 7, N(1), 2019.

C. Websites

https://www.wikidata.org/wiki/Q17383295.

https://www.wikidata.org/wiki/Q103338266.

https://ar.distance.to/.

D. Official bulletins

World Bank group, data Exports of goods and services (current LCU), 2008-2023. Retrieved from

https://data.worldbank.org/indicator/NE.EXP.GNFS.CN.

World Bank group, data, GDP per capita (current US$), 2008-2023. Retrieved from https://data.worldbank.org/indicator/NY.GDP.PCAP.CD.

World Bank group, data, Imports of goods and services (current US$), 2008-2023. Retrieved from

https://data.worldbank.org/indicator/NE.IMP.GNFS.CD.