Employees who observed more workplace romance also perceived greater workplace sexualization such as flirting and innuendo. 42% had observed a workplace romance at some point at their current job. Romances occurred more frequently when there was high sexualization and male-female contact. However, male-female contact alone did not increase workplace romance.
Salvaggio, A. N., Streich, M., Hopper, J. E., & Pierce, C. A. (2011), Why do fools fall in love (at work)? Factors associated with the incidence of workplace romance. Journal of Applied Social Psychology, 41, 906–937. doi: 10.1111/j.1559-1816.2011.00741.x