costlier or more costly

[ostap77]

"If it were not for risk management,some incidents would have been more costly to midium-sized and large companies."

Would you use more costly or costlier?

 

[bhaisahab]

"If it were not for risk management,some incidents would have been more costly to medium-sized and large companies."

Would you use more costly or costlier?

I would probably use "more costly".

 

[5jj]

See also: simpler or more simple