Robert Half International Inc. revised earnings guidance for the first quarter of 2014. The company expected first quarter revenues will be in the range of $1.05 billion to $1.1 billion; income per share will be in the range of $0.40 to $0.45. Please note, the company's estimated first quarter income tax rate increases to 39%, up from 36% in the fourth quarter of 2013.

This is primarily due to fewer available unused foreign tax benefits. The higher tax rate lowered first quarter guidance by approximately $0.02 per share. The company lowered its guidance to first quarter.