There was a significant delay in time to clinical worsening in the bosentan-treated group (hazard ratio 0.227, P = .0114) as shown in the Figure, a finding largely driven by a reduction in progression of symptomatic PAH in the bosentan-treated group (1%) vs the placebo group (10%).
Trading, on the other hand, involves the more frequent buying and selling of stock, commodities, currency pairs or other instruments, with the goal of generating returns that outperform buy-and-hold investing. While investors may be content with a 10 to 15% annual return, traders might seek a 10% return each month.
Trade between two traders is called bilateral trade, while trade between more than two traders is called multilateral trade. Trade exists due to specialization and the division of labor - a predominant form of economic activity in which individuals and groups concentrate on a small aspect of production, but use their output in trades for other products and needs.