The British Government have begun to advocate the provision of so-called “talking therapies”. The following is a link to a site containing a number of references to studies tracking the efficacy of various types of therapy
See also www.uni-saarland.de/fak5/krause/ulm97/keller.htm for a study on the effectiveness and efficacy of outpatient (Jungian) psychoanalysis and psychotherapy, and also http://nvpp.nl/JonathanShedlerStudy20100202.pdf
See interesting article in The Guardian in January 2016: www.theguardian.com/science/2016/jan/07/therapy-wars-revenge-of-freud-cognitive-behavioural-therapy
In 2015 a conference was organised by Limbus Critical Psychotherapy entitled “Challenging the Cognitive Behavioural Therapies: The Overselling of CBT’s Evidence Base”. The talks from this event by leading practitioners can be viewed here: www.youtube.com/channel/UCS_rv5vYv4HfTchv_beiqhQ
Written papers from the conference may be found here: www.limbus.org.uk/cbt/papers.html
Please click here for a piece of recent research entitled “Mental Health’s Market Experiment: Commissioning Psychological Therapies Through Any Qualified Provider” conducted by Pietroni et al.