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How to do Xtabond2: An Introduction to Difference and System GMM in Stata
The difference and system generalized method-of-moments estimators, developed by Holtz-Eakin, Newey, and Rosen (1988, Econometrica 56: 1371–1395); Arellano and Bond (1991, Revie...
Risk, Uncertainty and Profit
In Risk, Uncertainty and Profit, Frank Knight explored the riddle of profitability in a competitive market profit should not be possible under competitive conditions, as the ent...
Risk Factors Associated With Acute Respiratory Distress Syndrome and Death in Patients With Coronavirus Disease 2019 Pneumonia in Wuhan, China
Older age was associated with greater risk of development of ARDS and death likely owing to less rigorous immune response. Although high fever was associated with the developmen...
The Modern Industrial Revolution, Exit, and the Failure of Internal Control Systems
ABSTRACT Since 1973 technological, political, regulatory, and economic forces have been changing the worldwide economy in a fashion comparable to the changes experienced during ...
On the Relation between the Expected Value and the Volatility of the Nominal Excess Return on Stocks
ABSTRACT We find support for a negative relation between conditional expected monthly return and conditional variance of monthly return, using a GARCH‐M model modified by allowi...
Biomechanics and motor control of human movement
Preface to the Fourth Edition. 1 Biomechanics as an Interdiscipline. 1.0 Introduction. 1.1 Measurement, Description, Analysis, and Assessment. 1.2 Biomechanics and its Relations...
Kinetics of Phase Change. II Transformation-Time Relations for Random Distribution of Nuclei
Following upon the general theory in Part I, a considerable simplification is here introduced in the treatment of the case where the grain centers of the new phase are randomly ...