Actual loyalty tends to get nugatory rewards: a week's extra holiday for 25 years of service?

真诚往往会得到没什么价值奖励：任职25年就能增加一周假期？

Assuming flexible money-wages, the quantity of money as such is, indeed, nugatory in the long period; but the terms on which the monetary authority will change the quantity of money enters as a real determinant into the economic scheme.

假设货币工资灵活，货币数量本身在长期内确；但货币当局改变货币数量条件作为真决定因素进入了经济计划。