Holey Walls

(1) Practical issues with a wall on US border with Mexico. (2) Maybe it needs to be south of Mexico rather than south of the US. (3) Believe it or not: Chinese believe in free markets! (4) Not when it comes to capital flows, as they slap controls to stem outflows. (5) China’s international reserves fall to $3 trillion. (6) Railway freight traffic improving. (7) A billionaire disappears. (8) The Silk Route project is rolling down the tracks.