“…Second, scarcity of quality FDI data has led to systematic inconsistencies in measurement across most previous studies, often plaguing the reliability of reported results (Noon et al, 2019). In particular, aggregate FDI measures based on count data or the net accumulated stock of FDI provide insufficiently precise measures to gauge how FDI responds to changes in IPRs over time, especially when short sample periods -which in many papers are restricted to one, two or three years (see, e.g., Ferrantino, 1993;Mansfield, 1995;Braga and Fink, 1998;Maskus, 2000;Nunnenkamp and Spatz, 2004;Seyoum, 2006;Nicholson, 2007;Watkins and Taylor, 2010) -are considered.…”