Long-term, daily use of inhaled corticosteroids may slightly slow their annual growth rate, a side effect that's thought to be reversible when children stop taking the drug.

CNN: How to deal with your child's asthma

But a side effect may make the medicine tough to market: a relatively high rate of genital infections.

FORBES: Analyst: Higher Rate Of Genital Fungal Infections Could Curb Sales Of New J&J Drug

With that promise in hand, the bank would make the purchase and immediately sell it onto the buyer at a mark-up, agreeing the buyer could pay, say, three months after goods are delivered--in effect, trade finance at a fixed rate with legal protection against default on the one side and loan sharking on the other.

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