2. If labor s marginal product is less than its average product, 3. If labor s marginal product equals its average product, = 0 and the average product will reach its minimum value at that point, as this is the first-order condition for a minimum.arginal Product and Average Product. Consider a firm producing output with just two inputs, labor (L) and capital (K). The firm s total product (TP, or  Q  for quantity produced) is a function of its two inputs: TP = Q = f (L, K).
The average, or mean, wages for marine engineers and naval architects were $38.10 per hour or $79,240 per year in May 2009, according to the Bureau of Labor Statistics (BLS).alaries ranged from $41,070 and less for the worst-paid 10 percent of marine engineers to $121,900 and up for the occupation's top 10 percent of wage earners.
The salary range for marine engineers with only one to four years of experience is $58,831 to $70,434, according to a PayScale survey of 71 marine engineers in September, 2010.alaries ranged from $41,070 and less for the worst-paid 10 percent of marine engineers to $121,900 and up for the occupation's top 10 percent of wage earners.