As Sears Canada today posts its steepest fall in quarterly sales in almost five years, we look at why Canada has proved such a difficult terrain for US businesses. Plus, Unilever is selling its Ragu brand to a Japanese conglomerate, the latest passage for the spaghetti sauce that brought Italian cooking into the mainstream in the U.S. We look at the cultural and culinary history of Italian-American food and its banner sauce (which is in fact a marinara, not a ragout). Also, new census figures say 7 of the 15 fastest growing communities in the U.S. are in Texas – places like Cedar Park, Frisco and San Marcos. But that growth doesn’t necessarily translate to wealth. In San Marcos, the median household income is just $26,000, far less than the state median of $49,000.