More generally, though, sure, demand curves slope downward. But that's the starting point of any serious discussion, not a devastating comeback that ends it.

A descending channel is a chart pattern that indicates a downward trend in prices. It is drawn by connecting the lower highs and lower lows of a security's price with parallel trendlines.

THE TAKEAWAY: The US Dollar technical positioning warns that prices are vulnerable to a downward reversal after touching the highest level in nearly three years last week. Capitalize on Shifts in ...