DigiTimes, citing South Korean newspaper Chosun Ilbo, said that Samsung (NASDAQOTH: SSNLF) is set to spend $9 billion on capital expenditures related to NAND flash memory manufacturing in 2019. This figure, the report says, is an increase from the roughly $6.4 billion it will spend in 2018. First, let's go over capital expenditure basics so that you know what this means broadly.