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...*For the estimation controlled for fixed effects, a series of dummy variables are added. Two dummy variables are added for each team, one for home ground and another for away ground (with the exception of Manchester City to prevent colinearity and act as baseline hazard). * As there are in total 25 teams6 involving in the English Premiership, there are 48 dummy variables added. Similarly, there are 22 and 25 teams in the German Bundesliga and Spanish Primera Liga and therefore I add 42 and 48 dummy variables respectively. Fitting the model by these dummy variables only can yield the ability differe...