A discourse, shewing, that the real first cause of the straits and difficulties of this province of Massachusetts Bay, is it's extravagancy, & not paper money : and also what is a safe foundation to raise a bank of credit on, and what not, (with some remarks on Amicus Patriae,) & a projection for emitting of more bills of credit on the province. : By way of dialogue, tween a representative in said province, and a certain gentleman concerned for the good of his native country. /