The earnings limit for those like you who have not yet reached the full retirement age is $1,310 per month, or $20 more per month than in 2014. If you exceed this limit, you’ll lose $1 of benefits for each $2 of benefits over the limit.
A statutory method of depreciation allowing accelerated rates for most types of property used in business and income-producing activities during the years 1981 through 1986. It has been superseded by the modified accelerated cost recovery system (MACRS) for assets placed in service after 1986.