你的哥哥姐姐是否比你更聪明
<p><span word="Certain">Certain</span> <span word="personality">personality</span> <span word="traits">traits</span> <span word="are">are</span> <span word="often">often</span> <span word="attributed">attributed</span> <span word="to">to</span> <span word="oldest">oldest</span>, <span word="middle">middle</span> <span word="and">and</span> <span word="youngest">youngest</span> <span word="children">children</span>. <span word="But">But</span> <span word="a">a</span> <span word="new">new</span> <span word="study">study</span> <span word="found">found</span> <span word="that">that</span> <span word="birth">birth</span> <span word="order">order</span> <span word="itself">itself</span> <span word="had">had</span> <span word="no">no</span> <span word="effect">effect</span> <span word="on">on</span> <span word="character">character</span>, <span word="though">though</span> <span word="it">it</span> <span word="may">may</span> <span word="slightly">slightly</span> <span word="affect">affect</span> <span word="intelligence">intelligence</span>.</p><p>人们往往认为，某些性格特征是专属于排行老大、排在中间或家里最小的孩子的。然而一个新研究发现，出生顺序与性格无关，但可能对智力有些许影响。</p><p><span word="Researchers">Researchers</span> <span word="analyzed">analyzed</span> <span word="three">three</span> <span word="large">large</span> <span word="ongoing">ongoing</span> <span word="collections">collections</span> <span word="of">of</span> <span word="data">data</span> <span word="including">including</span> <span word="more">more</span> <span word="than">than</span> 20,000 <span word="people">people</span>: <span word="a">a</span> <span word="British">British</span> <span word="study">study</span> <span word="that">that</span> <span word="follows">follows</span> <span word="the">the</span> <span word="lives">lives</span> <span word="of">of</span> <span word="people">people</span> <span word="who">who</span> <span word="were">were</span> <span word="born">born</span> <span word="in">in</span> <span word="one">one</span> <span word="particular">particular</span> <span word="week">week</span> <span word="in">in</span> 1958, <span word="a">a</span> <span word="German">German</span> <span word="study">study</span> <span word="of">of</span> <span word="private">private</span> <span word="households">households</span> <span word="started">started</span> <span word="in">in</span> 1984 <span word="and">and</span> <span word="a">a</span> <span word="continuing">continuing</span> <span word="study">study</span> <span word="of">of</span> <span word="Americans">Americans</span> <span word="born">born</span> <span word="between">between</span> 1980 <span word="and">and</span> 1984.</p><p>研究人员分析了来自2万多人的三大组持续收集数据，其来源包括一份英国研究。该研究追踪了1958年某一星期出生的人的生活状况。还有在1984年开始、关于普通家庭的一份德国研究，和关于在1980至1984年间出生的美国人的一个持续研究。</p><p><span word="They">They</span> <span word="searched">searched</span> <span word="for">for</span> <span word="differences">differences</span> <span word="in">in</span> <span word="extroversion">extroversion</span>, <span word="emotional">emotional</span> <span word="stability">stability</span>, <span word="agreeableness">agreeableness</span>, <span word="conscientiousness">conscientiousness</span>, <span word="self">self</span>-<span word="reported">reported</span> <span word="intellect">intellect</span>, <span word="IQ">IQ</span>, <span word="imagination">imagination</span> <span word="and">and</span> <span word="openness">openness</span> <span word="to">to</span> <span word="experience">experience</span>. <span word="They">They</span> <span word="analyzed">analyzed</span> <span word="families">families</span> <span word="with">with</span> <span word="sisters">sisters</span> <span word="and">and</span> <span word="brothers">brothers</span>, <span word="large">large</span> <span word="and">and</span> <span word="small">small</span> <span word="age">age</span> <span word="gaps">gaps</span> <span word="and">and</span> <span word="different">different</span> <span word="numbers">numbers</span> <span word="of">of</span> <span word="siblings">siblings</span>. <span word="But">But</span> <span word="no">no</span> <span word="matter">matter</span> <span word="how">how</span> <span word="they">they</span> <span word="spliced">spliced</span> <span word="the">the</span> <span word="data">data</span>, <span word="they">they</span> <span word="could">could</span> <span word="find">find</span> <span word="no">no</span> <span word="association">association</span> <span word="of">of</span> <span word="birth">birth</span> <span word="order">order</span> <span word="with">with</span> <span word="any">any</span> <span word="personality">personality</span> <span word="characteristic">characteristic</span>.</p>
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