In this paper we have examined the unemployment rate series in Turkey by using long memory models and in particular employing fractionally integrated techniques. Our results suggest that unemployment in Turkey is highly persistent, with orders of integration equal to or higher than 1 in most...

For firms acting in technological niches the expansion into foreign markets can be a way to increase sales and to thus to recover initial sunk costs over a shorter time frame. Our research, based on survey data for nearly 600 British and German high-tech start-ups, examines whether...

We examine the impact of technological product advantages, prior international experience of the management, firm size and age, country differences, and sunk costs as determinants of the timing of international market entry. The timing of internationalisation is analysed using 'event history...