Guifu Su ᵃ, Liming Xiong ᵃ, Ivan Gutman ᵇ, Lan Xu ᶜ, Reciprocal Product–Degree Distance of Graphs, Filomat, Vol. 30, No. 8 (2016), pp. 2217-2231 ...

Many major US trading partners will be hit hard by Trump’s so-called reciprocal tariffs. China is levied with a 34% rate, which is additional to the existing 20% duties on all Chinese imports to ...