228 citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
- Sapienza University of RomeIT12 papers
- Santa Fe InstituteUS7 papers
- University of PalermoIT5 papers
- University of PisaIT5 papers
- Adolfo Ibáñez UniversityCL4 papers
- Central European UniversityAT4 papers
- Scuola Normale SuperioreIT4 papers
- University of MacerataIT4 papers
- University of OxfordGB4 papers
- Centre National de la Recherche ScientifiqueFR3 papers
- ERABLE: Equipe de recherche européenne en algorithmique et biologie formelle et expérimentaleFR3 papers
- Massachusetts Institute of TechnologyUS3 papers
Showing 2007Show all
2 papers · 1 filter
q-fin.ST2007★ 18 cited
The non-random walk of stock prices: The long-term correlation between signs and sizes
Gabriele La Spada, J. Doyne Farmer, Fabrizio Lillo
We investigate the random walk of prices by developing a simple model relating the properties of the signs and absolute values of individual price changes to the diffusion rate (vo…
math.OC2007
On controlled linear diffusions with delay in a model of optimal advertising under uncertainty with memory effects
Fausto Gozzi, Carlo Marinelli, Sergei Savin
We consider a class of dynamic advertising problems under uncertainty in the presence of carryover and distributed forgetting effects, generalizing a classical model of Nerlove and…