Substitution: The following substitutions for the experience described above may be applied as follows: An associate degree in business, computer science, marketing, math, finance, accounting, economics, public administration, public policy, or a related field, may substitute for two years of experience described above. or master's degree in business, computer science, marketing, math, business administration, economics, public administration, public policy, or a related field, may substitute for one additional year of experience described above.