Aircraft Dynamics First note that it is possible to develop a very good approximation of a key motion of an aircraft(called the Phugoid mode) using a very simple balance between the kinetic and potential energies Consider an aircraft in steady, level fight with speed Uo and height ho The motion is perturbed slightly so that

1. Special in Guilin Guilin Three Treasures: Fermented Bean Curd; Chilli Sauce; Sanhua Liquor Guilin rice noodle Yao Minorities'Oil Tea Yangshuo beer fish Fish from the clear water of Li River, Lingchuan dog meat Lipu steamed port with taro Stewed duck with gingko nuts Guilin field snails

Personnel Personnel management has been neglected in the past; but now more and more hotels have realized its importance, owing to the following 2 factors: 1. the trend to chain operation has swallowed up many of the independent hotels, and a chain operation can well afford personnel specialists

IIts lmportance The f&B can account for 2/5 or more of a hotel's profit The f&b is such an indisputable part of a lotel that in China a hotel is called grand restaurant

Microeconomics behind Macroeconomics Consumption Investment Money and Advances in business cycle model

1. Grow crystals-structure determination by X-ray crystallography relies on the repeating structure of a crystalline lattice 2. Collect a diffraction pattern-periodically spaced atoms in the crystal give specific\spots\where x-rays interfere constructively

Definition Inflation The overall increase in prices Hyperinflation: extraordinary high inflation

Interest-Rate Differentials Country risk&ex -rate- expectations Country risk Political upheaval default on loan repayments higher i-rate to compensate Ex-rate expectations expect RMB to appreciate loans in RMB can pay a lower i-rate

Inflation, Unemployment, and the Phillips Curve Phillips Curve: relationship between inflation and unemployment A..Phillips (1958) \The relationship between unemployment and the rate of change of money wages in the united kingdom, 1861- 1957,\ Economica 25

Sociological Lessons from the Titanic ll. Defining Sociology A. Is it a science? And what does this mean? B. What are social facts? Why was Durkheim's study of suicide so important? C. What do sociologists study? (What is their unit of analysis?) E. Is sociology micro or macro? Do they study the big picture or the little picture? F. Is sociology global? In what sense?