Which characteristic places people at a higher risk for trying illicit drugs?

Carver company produces a product which sells for $30. variable manufacturing costs are $15 per unit. fixed manufacturing costs are $5 per unit based on the current level of activity, and fixed selling and administrative costs are $4 per unit. a selling commission of 10% of the selling price is paid on each unit sold. the contribution margin per unit is:

What is the difference between secure bonds and naked bonds?

Rats that received electric shocks were unlikely to develop ulcers if the