American Shared Hospital Services provides turnkey technology solutions for advanced radiosurgical and radiation therapy services. AMS is the world leader in providing Gamma Knife radiosurgery services, a non-invasive treatment for malignant and benign brain tumors, vascular malformations and trigeminal neuralgia . The Company also offers the latest IGRT and IMRT systems, as well as its proprietary Operating Room for the twenty first Century concept. Through its equity investment in Still River Systems, AMS also plans to complement these services with the Clinatron-two hundred fifty, proton beam radiation therapy system, which has not yet been approved by the FDA....
+See MoreSharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 12 September 2026
2018-07-17 08:35:00 Tuesday ET

Henry Paulson and Timothy Geithner (former Treasury heads) and Ben Bernanke (former Fed chairman) warn that people seem to have forgotten the lessons of the
2022-11-05 11:32:00 Saturday ET

CEO overconfidence and corporate performance Malmendier and Tate (JFE 2008, JF 2005) argue that overconfident CEOs are more likely to initiate mergers an
2019-03-09 12:43:00 Saturday ET

Pinterest files a $12 billion IPO due in mid-2019. This tech unicorn allows users to pin-and-browse images through its social media app and website. Pintere
2017-07-13 08:35:00 Thursday ET

President Donald Trump has announced that a major Apple iPhone upstream supplier, Foxconn Technology Group (aka Hon Hai Precision Group), will invest $10 bi
2018-08-23 11:34:00 Thursday ET

Harvard financial economist Alberto Cavallo empirically shows the recent *Amazon effect* that online retailers such as Amazon, Alibaba, and eBay etc use fas
2018-08-25 12:33:00 Saturday ET

President Trump warns Google, Facebook, and Twitter that these tech titans now tread on troublesome territory. Specifically, Trump accuses Google of rigging