The phrase "cost increases" refers to a situation where the amount of money that needs to be spent on something becomes more expensive or higher than before. Full definition
Growth in wage costs increased in manufacturing, retail trade and property & business services. (rba.gov.au)
But term life insurance costs increase by an average of 8 - 10 % every year it's put off. (policygenius.com)
But I believe he was an exception, and most investors would opt for explicit transparency in order to pay less, especially as the difference in costs increases with portfolio size. (moneysense.ca)