-ifndef(INVESTMENT_HRL). -define(INVESTMENT_HRL, true). -include("money.hrl"). -type investmentType() :: stock | bond | mutual | index | exchange | option. -record('Investment', { id = [] :: [] | term(), volume = [] :: [] | money(), price = {dec,0,1} :: money(), instrument = [] :: term(), type = [] :: investmentType(), from = [] :: term(), to = [] :: term() }). -endif.