Structure When to sell an asset? –Rate-of-return Arbitrage Taxation of asset returns Applications Financial intermediaries

Structure Endowments Budget constraints with endowments Net demands Labor supply

Structure Definition Consumption externality Production externality The tragedy of commons

Structure What causes monopoly Profit-maximizing choices of monopoly Markup pricing Taxing a monopoly Inefficiency of monopoly Natural monopoly (自然垄断)

Structure Market environments Market demand for a competitive firm Short-run supply decision Upward sloping MC curve Shut-down condition Long-run supply decision Comparing long-run and short-rundecisions. Producer’s surplus and profits

Structure The cost minimization problem Average costs Returns to scale and total and average costs Short run and long run costs

Lecture 2 1.5 The Historical Roots of Microbiology 1.6 Microbial Diversity and the Advent ofMolecular Microbiology 2.1 Elements of Cell and Viral Structure 2.2 Arrangement of DNA in Microbial Cells 2.3 The Tree of Life

郑州大学：《混凝土结构基本理论与设计 CONCRETE STRUCTURE》课程教学资源（PPT课件）受弯构件正截面承载力计算（王新玲）

郑州大学：《混凝土结构基本理论与设计 CONCRETE STRUCTURE》课程教学资源（PPT课件）绪论、R.C材料的力学性能（主讲：王新玲）

23.1 Introduction 23.2 Group I introns undertake self-splicing by transesterification 23.3 Group I introns form a characteristic secondary structure 23.4 Ribozymes have various catalytic activities 23.5 Some introns code for proteins that sponsor mobility 23.6 The catalytic activity of RNAase P is due to RNA 23.7 Viroids have catalytic activity 23.8 RNA editing occurs at individual bases