Hegemonic stability holds that the global concentration of economic and political power in one state tends to promote open international trade. true or false?

If a team of three workers, each making the u. s. federal minimum wage, produced these 12 rugs, what would the total labor cost be? don't forget that these workers would be working overtime.

The common stock and debt of northern sludge are valued at $65 million and $35 million, respectively. investors currently require a return of 15.9% on the common stock and a return of 7.8% on the debt. if northern sludge issues an additional $14 million of common stock and uses this money to retire debt, what happens to the expected return on the stock? assume that the change in capital structure does not affect the interest rate on northern’s debt and that there are no taxes.

Russell's study compared gpa of those students who volunteered for academic study skills training and those who did not elect to take the training. he found that those who had the training also had higher gpa. with which validity threat should russell be most concerned?