Torsvik, Damian Wejnerowski, Håvard Rustad Olsen, Simon Voigt Nesbø,
Shiming Yang, Øyvind Lye, Hans Schou, Magnus Pallesen and Kavitha Østgaard.
I will always be indebted to my colleagues Ryan Hannigan and Matteo Lupi for
their services rendered in proofreading of this thesis.
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Acknowledgements