Whether Buenos Aires or Washington, politicians are finding a practical middle to prevent all out failure.  In Argentina, after a devastating blow earlier this month in primary elections, the Fernández government has come forward with three measures to sooth the concerns of an angry agriculture sector. The first is the lifting of a ban on beef exports effective on 4 October, the second is proposed legislation to increase agricultural exports by $40 billion over the next decade, and the third is the removal of credit restrictions on farmer soybean and wheat stock holdings greater than 5 percent. It is unlikely that the second initiative would remove the tax on agricultural exports since the government needs the revenues and thus...