Gessesse, Abrham Tezera, Zheng Xungang, and He Ge. 2018. “Inter-Sectorial Linkage of Economic Sectors and Their Contribution to Economic Growth: A Time Series Evidence from Ethiopia and China”. American Journal of Trade and Policy 5 (1): 25-32. https://doi.org/10.18034/ajtp.v5i1.431.