they need to tolerate stress, and believe that their own actions determine the rewards of business activities (internal locus of control) rather than outisde factors or the actions of others. Need for autonomy refer to the entrepreneurs' avoidance of restricted organizational rules, and wish to be in control, which certainly explains the choice to become an entrepreneur. There is also research supporting the thought that the personality traits of an entrepreneur are different from those of managers who are employees in some organization. How you become a business owner or entrepreneur is also relevant. An Austrian study found that those who initiated their own business seemed to have different personality traits (more entrepreneurial) than those who inherited or took over a family business. Weaknesses Of course, there are weaknesses in these studies as in all studies. A study using psychological instruments to measure personality traits and compare the responses of groups of people, necessarily needs relatively large samples. The names of businesses and their owners are often gathered through business registers or through some organisation. Not all contacted persons return the questionnaires, which might even reflect the personality of those who return the questionnaires and those who don't. It may also be difficult to judge whether a successful business truly is innovative or merely expanding. In other words, some business owners who are not innovative or whose business does not have novelty value, may yet be categorized into entrepreneurial businesses, and they may very well possess some of the entrepreneurial