These are some references of texts with reasons why we're still far from being able to make accurate predictions of market fluctuations:
Evidence-Based Technical Analysis, by David Aronson:
The (mis) behavior of Markets, by B. Mandelbrot and R. L. Hudson
Debunking Economics, by Steve Keen
These are some of the best critiques I've seen on the "science" of economics. I've come to the conclusion that economics is a protoscience, more than a science.