document.write("«&nbsp;<a href='/news/view?id=61633'>Supply and Shorting in Speculative Markets. (arXiv:1705.05882v1 [q-fin.MF])</a>");document.write(" | ");document.write("<a href='/news/view?id=61635'>Symplectic Geometry of Constrained Optimization. (arXiv:1705.06103v1 [math.OC])</a>&nbsp;»");