Research Policy
Research Policy > 2001 > 30 > 1 > 21-34
Research Policy > 2001 > 30 > 1 > 143-157
Research Policy > 2001 > 30 > 1 > 1-19
Research Policy > 2001 > 30 > 1 > 121-141
Research Policy > 2001 > 30 > 1 > 35-54
Research Policy > 2001 > 30 > 1 > 159-174
Research Policy > 2001 > 30 > 1 > 79-97
Research Policy > 2001 > 30 > 1 > 99-119
Research Policy > 2001 > 30 > 1 > 55-77
Research Policy > 2001 > 30 > 2 > 333-349
Research Policy > 2001 > 30 > 2 > 245-262
Research Policy > 2001 > 30 > 2 > 275-296
Research Policy > 2001 > 30 > 2 > 263-273
Research Policy > 2001 > 30 > 2 > 179-199
Research Policy > 2001 > 30 > 2 > 227-244
Research Policy > 2001 > 30 > 2 > 313-332