Retail sales picked up strongly last week according to ICSC-Goldman's same-store sales index which jumped 1.4 percent in the week. The year-on-year rate rose five tenths to plus 2.3 percent. The report cites special strength at grocery stores, apparel stores, and discounters. Redbook, which has been trending a bit higher than ICSC-Goldman, will post its results later this morning at 8:55 a.m. ET.