chapter Introduction -- part Part I To understand the answer, you first have to have a clear question -- chapter 1 The better ques tion: how much differ ent and how much similar -- chapter 2 Why we get stuck on the bad ques tion -- chapter 3 Statistical tools for analyz ing simil ar ity and differ ence -- chapter 4 Statistical tools for infer ence and the detec tion of bias -- part Part II Evidence about risk behavior: little difference, much similarity -- chapter 5 Difference and simil ar ity in 35 schol arly works -- chapter 6 Difference and simil ar ity in 37 invest ment game studies -- part PART III Evidence about stereo typ ing and confirm a tion bias: rampant -- chapter 7 Stereotyping and research parti cipants -- chapter 8 Confirmation bias among research ers in 35 schol arly works -- chapter 9 Confirmation bias and the review of 37 invest ment game studies -- part Part IV Why it matters -- chapter 10 Presumed timid ity: consequences for women -- chapter 11 Recklessness: the (mascu line) gender ing of commerce and finance -- chapter 12 Fearing fear: the (mascu line) gender ing of econom ics and policy.