The first helper’s advantage effect and mechanism of it

The file named "Study 1a" in the folder is the data corresponding to Study 1a. The first column is the order of help, the second to fourth columns are the scores for the three items of cognitive and emotional evaluation, the fifth to seventh columns are the scores for the three items of overall impression evaluation, the eighth column is the gender of the subjects, and the ninth column is the age. The file named "Study 1b" in the folder is the data corresponding to Study 1b. The 1st to 3rd columns show the scores of three items in cognitive and emotional evaluation, the 4th to 5th columns show the scores of two items in warmth perception, the 6th to 7th columns show the scores of two items in ability perception, the 8th to 10th columns show the level of positive emotions, the 11th to 13th columns show the level of negative emotions, the 14th column shows the gender of the subjects, the 15th column shows the age, the 16th column shows the mean of three items in cognitive and emotional evaluation, the 17th column shows the mean of two items in warmth perception, the 18th column shows the mean of two items in ability perception, the 19th column shows the average level of positive emotions, the 20th column shows the average level of negative emotions, and the 21st column shows the order of help. The file named "Study 2" in the folder is the corresponding data for Study 2. The first column shows the order in which each participant's experimental conditions are presented. The 2-4, 12-14, and 22-24 columns show the scores of three items in the cognitive and emotional evaluation of helpers under three different helping orders. The 5-6, 16-17, and 26-27 columns show the scores of two items in the perceived warmth of helpers under three helping orders. The 7-8, 18-19, and 28-29 columns show the scores of two items in the perceived ability of helpers under three helping orders. The 9, 15, and 25 columns show the willingness of participants to seek help again under three helping orders. The 10-11, 20-21, and 30-31 columns show the scores of two items in the perceived ability of helpers under three helping orders. The scores of the two items on the willingness of the participants to help each other in three different order of assistance are shown in columns 32-34, which represent the level of positive emotions, columns 35-37, which represent the level of negative emotions, column 38, which represents the gender of the participants, and column 39, which represents the age of the participants. The file named "Study 3" in the folder is the corresponding data for Study 3. The first column is the order of help, the second column is the willingness to seek help again, the third to fourth columns are the scores of the two items that perceive sincerity, the fifth to seventh columns are the scores of the three items that evaluate overall impression, the eighth to eleventh columns are the scores of the four items that perceive empathy, the twelfth to fourteenth columns are the scores of the three items that perceive pain, the fifteenth column is the gender of the subjects, and the sixteenth column is the age.