The Hourglass Is Half Full or Half Empty: Temporal Framing and the Group Planning Fallacy
Group Dynamics Theory Research and Practice (2005) - Comment
doi: 10.1037/1089-2699.9.3.173  issn: 1089-2699  issn: 1930-7802 

Lawrence J. Sanna, Craig D. Parks, Edward C. Chang, Seth E. Carter