In the proliferation of new studies on corporate talent issues, a single theme emerges: high-value talent is hard to find and hard to keep.

PwC US’ Growth Reimagined: The talent race is back on report notes more than half of the global and U.S. CEO respondents (51 percent global; 55 percent U.S.) plan to increase their headcount over the next twelve months but are concerned they may not have access to people with the right skills. PwC reports that 66 percent of global CEOs and 56 percent of U.S. CEOs say a lack of the right skills is their biggest talent challenge. Reviving and Inspiring the Workforce: 2011 Compensation Trends Survey from Buck Consultants  found that nearly two-thirds (63%) of organizations report using hiring bonuses and 41 percent use or expect to implement retention bonuses.Survey respondents also reported using the following strategies to engage their workforces: